Practice
determine the area of the circle, given each measurement.
a or the circle, given each measurement. use 3.14 for 11 and round to the nearest hundredth.
1. diameter: 8 in
2. radius: 10 in.
3. radius: 1.5 ft
4. diameter: 8.8 yd
5. diameter: 1 in.
6. radius: 22 cm
determine which pizza is the better buy in each situation.
7. the 10-inch diameter pizza for $8.99 or the 6-inch diameter pizza for $5.
8. the large 16-inch diameter pizza for $12.99 or the $26 x-large with a radius of 16 in.
9. the 12-inch diameter pizza for $12.50 or the 20-inch diameter pizza for $17.50.
10. the 4-inch radius pizza for $3 or the 8-inch radius pizza for $14.
11. two 12-inch diameter pizzas for $12.98 or one large 14-inch diameter pizza for $7.99.
12 the 1-inch diameter pizza bite for $1 or the 10-inch diameter pizza for $10.
two 12 inch diameter for $12.98 or one large diameter pizza for $7.99