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The measure of angle c is 70°. What is the measure of angle b

The measure of angle c is 70°. What is the measure of angle b
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The measure of angle c is 70°. What is the measure of angle b

User Atomizer
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if they are complementary, that means they add to 90 degrees

c+b=90
c=70
70+b=90
minus 70 both sides
b=20 degres
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