Solve. Use $\pi \approx 3.14$ when necessary.
-A water sprinkler sends water out in a circular pattern. The radius of watering is 6 feet. Determine how large an area is watered.
A) $113.04 \mathrm{ft}^{2}$
B) $18.84 \mathrm{ft}^{2}$
C) $28.26 \mathrm{ft}^{2}$
D) $9.42 \mathrm{ft}^{2}$

Question

Quizplus · Accepted Answer

The area of a circle is given by the formula $A = \pi r^2$. Substituting $r = 6$ feet and $\pi \approx 3.14$, we get $A = 3.14 \times 6^2 = 3.14 \times 36 = 113.04 \mathrm{ft}^2$.

Solve Use π≈3.14\pi \approx 3.14π≈3.14 When Necessary 113.04ft2113.04 \mathrm{ft}^{2}113.04ft2 B) 18.84ft218.84 \mathrm{ft}^{2}18.84ft2 C) 28.26ft228.26 \mathrm{ft}^{2}28.26ft2

Solve Use $\pi \approx 3.14$ When Necessary $113.04 \mathrm{ft}^{2}$ B) $18.84 \mathrm{ft}^{2}$ C) $28.26 \mathrm{ft}^{2}$