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20002 Math 7 B
UNIT 5
Area and Perimeter
LESSON 8
Area and Perimeter Unit Test
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INE
What is the approximate circumference of a circle that has a radius of 90 cm? Use 3.14 for PI and express your answer to the tenths place. Use the formula sheet provided. (1 point)
© 180 cm
O 282.6 cm
O 565.2 cm
O 4,050 cm
The approximate circumference of a circle with a radius of 90 cm is calculated using the formula C = 2πr. Plugging in the values, we get:
C = 2 * 3.14 * 90
C = 565.2 cm
Therefore, the approximate circumference of the circle is 565.2 cm.
Correct answer: O 565.2 cm