Step-by-step explanation:
step 1. the area of a circle is A. A = (pi)r^2.
step 2. if the diameter is 8 cm then the radius is 4 cm.
step 3. A = (pi)4^2
step 4. A = 16(pi) = 50.24 cm.
Answer:
origin.......................
Answer:
sorry I don't know about it
Step-by-step explanation:
59 mi/hr × (5280 ft/mi) × (1 hr / 3600 s) = 86.53 ft/s
Rounded to the nearest whole number, the speed is approximately 87 ft/s.
15 is 48 and 16 will be tricky!
