Find the area of a circle with a radius of 21 inches. Use $\frac{22}{7}$ for $\pi$ .
area: about
$\text{in.}^2$

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?