Question

Does anyone know how to solve this problem?
You need to buy enough boards to make the frame of the triangular sandbox shown. If one board is 3 feet long, how many boards do you need to buy?
A.13
B.38.5
C.12
D.19

Answer 1

Find the perimeter, and divide by \(3 \text{ feet}\).

Answer 2

but how do you find the perimeter?

Answer 3

Add up the side lengths.

Answer 4

i got 12.8. so do i just put 13

Answer 5

Yeah. Rounding up sounds promising.

Answer 6

okay so it would be A

Answer 7

Yes.

Answer 8

thank you for helping me

Answer 9

No problem!