Area of Special Quadrilaterals

Question 1

Which are true about the area of a circle? Check all that apply.

Revolt · Accepted Answer

The units are always squared.; The area can be found when given the diameter by first finding the radius.; Circumference can be used to find area.

Question 2

What is the approximate area of the circle rounded to the nearest tenth? m2

Revolt · Accepted Answer

18.1

Question 3

What is the area of this circle in terms of pi?

Revolt · Accepted Answer

16 cm2

Question 4

What is the approximate area of the circle? Use 3.14 for and round the answer to the nearest tenth.

Revolt · Accepted Answer

95.0 in2

Question 5

What is the value of the radius rounded to the nearest tenth? What is the approximate area of the circle rounded to the nearest tenth? m2

Revolt · Accepted Answer

2.4 m; Selection 1: 2.4 m; Selection 2: 18.1

Question 6

Claire has a hot tub with a diameter of 7 feet. She wants to purchase a cover to protect the hot tub. What is the area of the cover? Use = 3.14 and round the answer to the nearest square foot. ft2

Revolt · Accepted Answer

38

Question 7

What is the approximate area of the circle that fits perfectly inside of the square? Use = 3.14 and round to the nearest tenth. cm2

Revolt · Accepted Answer

19.6

Question 8

Caisha has a circular garden with a radius of 4 ft. She needs to put a layer of soil on top. Each bag of soil covers 9.42 square feet. How many bags of soil will she need to buy?

Revolt · Accepted Answer

6 bags

Area of Special Quadrilaterals Answers

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