SOLUTION: I need some help with my homework. DEF and GHI are complementary angles and GHI is eight times as large as DEF. Determine the measure of each a

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Question 125274: I need some help with my homework.
DEF and GHI are complementary angles and GHI is eight times as large as DEF. Determine the measure of each angle.
Answer by checkley71(8403)   (Show Source): You can put this solution on YOUR website!
GHI+DEF=90
GHI=8DEF
8DEF+DEF=90
9DEF=90
DEF=90/9
DEF=10 ANSWER.
GHI+10=90
GHI=90-10
GHI=80 ANSWER.
PROOF
10+80=90
90=90
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