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Two consecutive angles in a parallelogram have the measures x+5 and 4x-10. Find the smaller angle.
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Two consecutive angles in a parallelogram have the measures x+5 and 4x-10. Find the smaller angle.
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Jun 17, 2019
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Two consecutive angles in a parallelogram have the measures x+5 and 4x-10. Find the smaller angle.
Mathematics
middle-school
Gerardo Pardo
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Gerardo Pardo
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If angles are consecutive then Their sum will be 180°.
So,
x+5+(4x-10) = 180
5x-5 = 180
5(x-1) = 180
x-1 = 36
x = 37
Angles are x+5 that is 37+5 = 42°
and 2nd one is 4x-10 that is 4x37-10 = 138°
Smaller Angle Is 42°
Zhi
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Jun 22, 2019
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Zhi
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