1 Answer

Lijie · Answer 1 · 2019-03-03T06:56:34+0000

Question 28:

$S-2\pi r^2=2\pi rh$ Subtract
$2\pi r^2$ on both sides

$(S-2\pi r^2)/(2\pi r) =h$ Divide
$2\pi r$ on both sides

*(Answer)*=
$(S-2\pi r^2)/(2\pi r) =h$

Question 30:

a*t=v_(1)+v_(0) Multiply
on both sides

a*t+v_(0) =v_(1) Subtract
v_(0) on both sides

*(Answer)*=
a*t+v_(0) =v_(1)

Hope This Helps

BangtanBoyScouts

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