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Area of Shapes
Circles!
MORE Circles
100

What is the value of pi rounded to the nearest hundredth?

3.14

100
A square has one side measuring 5 feet. What is its area?
25 square feet
100

The diameter of Circle A is 14 units. What is the radius?

7 units

100

The radius of Circle B is 14 units. What is the diameter?

28 units

200

What is the formula for circumference?

Pi * Diameter

200
A triangle has a base of 6 inches and a height of 9 inches. What is its area?
27 square inches
200

A circle has a diameter of 8 units. What is the circumference?

25.12 units

200

What is the circumference of a circle that has a diameter of 9 units?

28.26 units

300

What is the formula for finding the area of a circle?

Pi * r2

300
What is the area of a rectangle whose given side lengths are 8 cm and 12 cm?
96 square cm
300

A circle has a diameter of 15 units. What is the area? (Round to the nearest hundredth)

176.63

300

What color is Ms. Harlan's water bottle?

Purple

400

How do you find the perimeter of a circle?

Pi*diameter

400

A triangle has an area of 15 cm2. It's base is 5 cm. What is the height of the triangle?

(HINT: Think of the formula for area of a triangle!)

6 cm

400

If all I know about a circle is it's circumference, how can I find it's diameter?

Divide by pi (3.14)

400

Area of a circle divided by the radius squared gives you what?

Pi (3.14)

500

What is Ms. Harlan's first name?

Kayla

500
What is the area of a circle whose diameter is 12cm?
113.04 cm squared
500

The CIRCUMFERENCE of a circle is 37.68 units squared. What is the area of the circle?

113.04 units squared

500

What is the area of a circle that has a diameter of 14 units?

153.86 units squared

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