SOLUTION: Given :<12 and <11 are complementary m<10 + < < 11 =90 degrees° Prove: <12 &#8773; <10

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Question 377719: Given :<12 and <11 are complementary
m<10 + < < 11 =90 degrees°

Prove: <12 ≅ <10
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.A%5B12%5D%2BA%5B11%5D=90
2.A%5B10%5D%2BA%5B11%5D=90
From eq. 1,
A%5B11%5D=90-A%5B12%5D
Substitute into eq. 2,
A%5B10%5D%2B90-A%5B12%5D=90
highlight%28A%5B10%5D=A%5B12%5D%29