Question

3(6a);for a=2

Answer 1

For first if

A=2 then 6x2(3) = 36

For second if

R=(-3) then if d is the diameter then the answer will be 50

For third if

R=(-3) then 30 will be the answer please mark me as brainliest

Answer 2

Answer:

1.36

2.-60

3.30

hope this helps