Answer:
Step-by-step explanation: pi r^2
so 42/2 equals 21 radius
volume=22/7 x 21^2
v=1385
Answer:
70 words.
Step-by-step explanation:
Multiply the number of words he can type in one minute (10) by the number of minutes he is typing for (7).
Answer:
hope it helps you to understand
<h2>Answer: Step-by-step explanation: 40 multiply by 8=320 divided by 100=3.</h2>