Question

One side of a triangle is half the longest side. The third side is 8 meters less than the longest side. The perimeter is 57 meters. Find all three side

Answer 1

i have the equation
i have trouble executing it

Answer 2

el plus (one half el) plus (el minus eight) equal fifty seven

Answer 3

57=(x/2+x+x-8)^2

Answer 4

seem correct?

Answer 5

What are you squaring it for?

Answer 6

idk, my teacher did.

Answer 7

Don't confuse perimeter with area

Answer 8

in his example he squared both sides

Answer 9

It was a different problem. Sometimes, different problems call for different solving methods. Here, we're just adding sides.

Answer 10

oo ok

Answer 11

so was my orignal equation correct if i dont square it?

Answer 12

I wrote it for you already

Answer 13

i dont understand :(

Answer 14

L + (L-8) + L/2 = 57