Area Questions and Answers

The radius of the base of a cylinder is 38 mm and its height is 51 mm. Find the surface area of the cylinder in terms of π. 6853π mm2 6764π mm2 6726π mm2 6713π mm²

What is the maximum volume of a pyramid that can fit inside a cube with a side length of 18 cm? 972 cm3 5832 cm3 2916 cm³ 1944 cm3

A rectangular pyramid fits exactly on top of a rectangular prism. The prism has a length of 15 cm, a width of 5 cm, and a height of 7 cm. The pyramid has a height of 13 cm. Find the volume of the composite space figure. 850 cm³ 2275 cm3 1500 cm² 500 cm³

per has a range of 5 meters as shown. The Jet of water from the sprinkler sweeps out at an angle of 85° as the nozzie turns. What is the area watered by the sprinkler? Use the value = 3.14, and round your answer to one decimal place. A. 15.6 square meters B. 17.8 square meters C. 18.5 square meters D. 19.2 square meters

The owner of an ice cream franchise must pay the parent company $2800 per month plus 5% of the monthly revenue R. Operating cost of the franchise includes a fixed cost of $3500 per month for items such as utilities and labor. The cost of ice cream and supplies is 55% of the revenue. (a) Express the owner's monthly expense E in terms of R. (b) Express the monthly profit in terms of R (c) Determine the monthly revenue needed to break even

Simple interest is given by the formula A P+Prt. Where A is the balance of the account after t years, and P is the starting principal invested at an annual percentage rate of r, expressed as a decimal. Devante is investing money into a savings account that pays 2% simple interest, and plans to leave it there for 10 years. Determine what Devante needs to deposit now in order to have a balance of $20,000 in his savings account after 10 years. Devante will have to invest $ now in order to have a balance of $20,000 in his savings account after 10 years. Round your answer to the nearest dollar.

The area of a square garden is 98m². How long is the diagonal? 07√6 m O 196 m ○ 14 m O 49 m

Find the cost of carpeting the following rectangular rooms. a. Dimensions: 6.5 m x 4.5 m; cost = $13.85 persquare meter b. Dimensions: 15 ft x 11 ft; cost = $30 per square yard

A cylinder has a base radius of 3m and a height of 17m. What is its volume in cubic m, to the nearest tenths place?

6. Fill in the missing terms of the arithmetic sequences. a) __________, 11,_______,7_____ b) _________, -3, _______,3______ c) 5,____ ,_____ ,11,_____

The volume of a triangular pyramid is 224 units³. If the base and height of the triangle that forms its base are 12 units and 8 units respectively, find the height of the pyramid.

IS ATVS scalene, isosceles, or equilateral? The vertices are 7(1,1), V(9,2), and S(5,8) O isosceles O equilateral cannot be determined O scalene

A recipe for blueberry muffins states that it yields 12 muffins, with 280 calories per muffin. You instead decide to make mini-muffins, and the recipe yields 20 mini-muffins. If you eat 6 mini-muffins, how many calories will you consume?

Pizzas are measured by diameter. Determine the area of a 6-inch personal pizza. Round your answer to the nearest hundredth. square inches Determine the area of a 16-inch personal pizza. Round your answer to the nearest hundredth. of square inches A 6-inch personal pizza has 570 calories. Determine the number of calories in the 16-inch pizza. Round your answer to the nearest calorie. There are 1520 x calories in the 16-inch pizza. A 16-inch pizza is cut into 8 slices. Estimate the number of calories in one slice of a 16-inch pizza. Round your answer to the nearest calorie. There are calories in one slice of the 16-inch pizza.

A rectangular swimming pool has a length of 11 feet, a width of 25 feet and a depth of 5 feet. Round your answers to the nearest hundredth as needed. (a) How many cubic feet of water can the pool hold? cubic feet (b) The manufacturer suggests filling the pool to 95% capacity. How many cubic feet of water is this? cubic feet (c) One cubic foot of water is approximately 7.48 gallons. How many gallons of water should you put in the pool at 95% capacity? gallons (d) A gallon of water weighs approximately 8.35 pounds. How many pounds of water are in the pool at 95% capacity? pounds

A box has length 6 feet, width feet, and height 7 inches. Find the volume of the box in cubic feet and in cubic inches. _____cubic inches______cubic feet Round your answers to the nearest tenth as needed.

Is the statement a good definition? If not, find a counterexample. A square is a figure with two pairs of parallel sides and four right angles. No; a parallelogram is a counte rexample. No; a rectangle is a counterexample. No; a rhombus is a counterexample. The statement is a good definition.

Points A and B lie on a circle centered at point O. If length of AB/ radius = π/10 what is the ratio of the area of sector AOB to the area of the circle? A.1/10 B. π/10 C. 1/10 D. π/20

Jake volunteers to help out his younger brother's basketball team in his free time. One of his tasks is to ensure that all the basketballs have enough air in them. Given that a properly inflated basketball measures 8.8 inches across, what is the total volume of air inside six of Jake's basketballs? Assume that the wall of each ball is infinitely thin. A. 681.47 π cubic inches B. 1,651.32 π cubic inches. C. 3,775.23 π cubic inches D. 5,451.78 π cubic inches

Find the area of a triangle with base 1-2/3 inches and height 5 inches? Write your answer as a proper fraction or mixed number in reduced form. Area = square inches

A solid machine part is to be manufactured as shown in the figure. The part is made by cutting a small cone off the top of a larger cone. The small cone has a base radius of 3 inches and a height of 5 inches. The larger cone has a base radius of 9 inches and had a height of 15 inches prior to being cut. What is the volume of the resulting part illustrated in the figure? A. 15π cubic inches B. 155π cubic inches C. 390π cubic inches D. 405π cubic inches

Let S be the triangle with vertices (0,1), (-1,0) and (1,0) in R2. Find the polar Sº of S.

Diego says, "To find arc length, divide the measure of the central angle by 360. Then multiply that by the area of the circle." Do you agree with Diego? Show or explain your reasoning.

Solid metal support poles in the form of right cylinders are made out of metal with a density of 4.5 g/cm³. This metal can be purchased for $0.33 per kilogram. Calculate the cost of a utility pole with a radius of 10.4 cm and a height of 660 cm. Round your answer to the nearest cent. (Note: the diagram is not drawn to scale)

3. What is the area of a circle with a diameter of 18 cm? 18π cm² 81π cm² 324π cm² 1296π cm²

The steeple of a building is in the shape of a regular pyramid with a triangular base. Each of the 3 base sides is 4.6 meters long, and the steeple is 7 meters high. Compute the number of cubic meters of airspace contained in the steeple. Round the answer to the nearest cubic meter. The steeple of a building is in the shape of a regular pyramid with a triangular base. Each of the 3 base sides is 4.6 meters long, and the steeple is 7 meters high. Compute the number of cubic meters of airspace contained in the steeple. Round the answer to the nearest cubic meter.

The surface area of a cylinder is 1927 square feet, and its height is 10 feet. Find its diameter.

Triangle ABC has vertices at (-4, 0), (-1, 6) and (3, -1). What is the perimeter of triangle ABC, rounded to the nearest tenth?

Determine the distance of the centroid from the x - axis of the solid formed by revolving the bounded region by the curve x²=4y and the line x = 4 about the line x = 4. A 3/5 B 7/10 C) 5/9 D 4/5

the length of a rectangle is 5 times the width if the perimeter of the rectangle is 60m find its length and width

A sector of a circle has an arc length of 7 cm and a central angle of π 6 radians. What is the area of the sector? A. 2π cm² B. 3π cm² C. π cm² D. 5π cm²

Change of perspective Consider the function y = ln( x + √x²-1 / 2). Find the area of the surface generated when the part of the curve between the points (5/4,0) and (17/8, In 2) is revolved about the y-axis.

The total surface area, in square units, of a cylinder with a radius of r units and a height of h units can be represented by the formula SA = 2πr² + 2πrh. The first term of the expression represents the total area of the 2 circular bases of the cylinder, and the second term represents the lateral area of the cylinder. In a certain cylinder, the radius is related to the height as shown in the expression 2πx² + 2x (x + 3). Which of the following statements could be true? Select all that apply. A)The lateral area of a cylinder can be represented by the expression 2πx². B)The height of a cylinder is 3 times the length of its radius. C)The radius of a cylinder is equal to x units, and the height of a cylinder is equal to x + 3 units. D)The area of one of the bases of a cylinder can be represented by the expression πX² E)The radius of a cylinder is 3 units less than its height.

There is a smaller circle inside of a larger circle. The smaller circle's radius is 2 and the larger circle's radius is 21. What is the difference between the area of the larger circle and the area of the smaller circle? Round to the nearest tenth.

A tank in the shape of a hemisphere has a radius of 13 feet. If the liquid that fills the tank has a density of 69 pounds per cubic foot, what is the total weight of the liquid in the tank, to the nearest full pound?

Calculate the surface area of a cylindrical water tank that is 4m high and has a diameter of 12m.

What is the surface area of the cylinder with height 4 km and radius 8 km? Round your answer to the nearest thousandth.

Identify the center and the radius: (x -15)^2 + (y+ 9)^2 = 1. Center: Radius:

The ratio of the heights of two similar cones is 4:5. If the base area of the large cone is 2251 cm, find the base area of the small cone. Give an exact answer, typing pi to represent the letter π The base area of the small cone is ______ cm^2

The height of a certain prism is 35mm. A second prism that is similar to the first one has a height of 25mm. Determine the volume ratio of the larger prism to the smaller prism. Reduce your answer completely. The volume ratio of the larger prism to the smaller prism is __________ : ____________

A right square pyramid has a base edge length of 4 inches and a height of 7 inches. The pyramid is sliced by a plane that passes through the vertex of the pyramid and two of the midpoints of opposite sides of the base of the pyramid. Determine the area of the cross section formed by the intersection of the plane and the pyramid. The area of the cross section is _____________ in².

There is a sphere P with radius 5 units at center (10, 9 ,11). Another object Q is defined by the vertices (-9,1, -2), (-5,1,-1), (1, -2, 1), (3,-6, -1), (3, 2, 1). Find the AABB of each of P and Q. Do the AABBs of P and Q collide each other?

A tree has circumference of 86 inches. Find the area of a circle with that circumference. The area of the circle is _______ (Simplify your answer. Round to two decimal places as needed.)

1-15. The area of a square plot of land 21.34 ch. by 17.89 ch. is a. 381.774 ac. b. 381.761 ac. c. 38.176 ac. d. 38.177 ac. 1-16. Convert 32,567.78 Standard Feet to U.S. Survey feet. a. 32,567.45 ft. b. 32,567.95 ft. c. 32,568.71 ft. d. 32,568.53 ft. 1-17. 21.61892 grads converted to D/M/S equals a. 19° 27' 25" b. 24° 01' 16" c. 24° 02' 10" d. 19° 27' 44" 1-18. Round oft 21° 36' 24.6" to the nearest second. a. 21° 36' 25" b. 21° 36' 24" c. 21. 36' 23" d. 21° 36' 26" 1-19. Round off 3.49562 acres to 3 decimal places. a. 3.497 acres b. 3.496 acres c. 3.495 acres d. 3.494 acres 1-20. Round off 1,724.6753 ft to 2 decimal places. a. 1,724.67 ft b. 1,724.66 ft c. 1,724.69 ft d. 1,724.68 ft

An irrigation system waters in circular patterns. Each irrigated section is a circle with a diameter of 40 feet. What is the area of an irrigated section?

The length of a rectangle is one less than twice times its width. Write a simplified expression for the area of the rectangle.

This diagram represents a baseball diamond. The infield, with a radius of 30m, is covered in light sand. The outfield, with a radius of 175m, has dark grass that needs to be mowed. The angle at home plate is 90°. Calculate the area of grass that needs to be mowed.

a. Use the Factor-Label Method to determine the number of feet in 2(1/2) miles. b. A fence company is measuring a rectangular area in order to install a fence around its perimeter. If the length of the rectangular area is 130 yards and the width is 75 feet, what is the total length of the distance to be fenced?

What is the center of the circle x² + y² + 3x = 0? Simplify any fractions.

A rectangular swimming pool has a length of 37 feet, a width of 17 feet and a depth of 5 feet. Round answers to the nearest hundredth as needed. (a) How many cubic feet of water can the pool hold? _____ cubic feet (b) The manufacturer suggests filling the pool to 95% capacity. How many cubic feet of water is this? ______ cubic feet