3 years ago

If it doesn't give me the perimeter, how do i find x from this? thank you!

1 answer:

6 0

The way the angles are labeled tell you that they are all congruent. The two triangles you see here also share the side that joins them. Then by the angle-side-angle postulate, the two triangles are congruent, so x + 23 = 13, or x = -10.

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If it doesn't give me the perimeter, how do i find x from this? thank you!​

If it doesn't give me the perimeter, how do i find x from this? thank you!