For the first one write 9 divided by 2 gives your your radius an it’s 3.5. the formula is 2 x 3.14 x radius and that gives you 21.98.
the 2nd one is 2 x 3.14 x 9 = 56.52
the 3rd is 2 x 3.14 x 5= 31.4
formula is always 2 x 3.14 (or pie) x radius
to get your radius from your diameter you do your diameter divided by 2
Answer:
200
Step-by-step explanation:
Answer: 1/5 with an exponent of 5.
hope this helps :)
Answer:
Subtract 20 from both sides.
24−20=9/g
2 Simplify 24-20 to 4
4=9/g
3 Multiply both sides by 9
4×9=g
4 Simplify 4×9 to 36
36=g
5 Switch sides.
g=36
Step-by-step explanation:hope it helps plz Mark me brainliest