# 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.

Easy
Approx 2 minutes

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

Know the formulas for the area and circumference of a circle and use them to solve problems; give an informal derivation of the relationship between the circumference and area of a circle.