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7.04 Area of a circle

Interactive practice questions

Find the area of the circle shown, correct to one decimal place. Use the $\pi$π button on your calculator for the value of $\pi$π.

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Approx 2 minutes
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Find the area of the circle shown, rounded to one decimal place. Use the $\pi$π button on your calculator for $\pi$π in your calculations.

Find the area of the circle shown, correct to one decimal place. Use the $\pi$π button on your calculator for $\pi$π in your calculations.

Find the area of the circle shown, correct to 1 decimal place. Use the $\pi$π button on your calculator for $\pi$π in your calculations.

Outcomes

7.G.4

Circles and measurement: a. Know that a circle is a two-dimensional shape created by connecting all of the points equidistant from a fixed point called the center of the circle. b. Understand and describe the relationships among the radius, diameter, and circumference of a circle. c. Understand and describe the relationship among the radius, diameter, and area of a circle. d. Know the formulas for the area and circumference of a circle and solve problems. e. Give an informal derivation of the relationship between the circumference and area of a circle.

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