heather977 heather977

02-02-2018
Mathematics

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In the figure, angle A measures 41° and angle D measures 32°. What is the measurement of angle E?

88°

90°

99°

100°

In the figure angle A measures 41 and angle D measures 32 What is the measurement of angle E 88 90 99 100 class=

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texaschic101 texaschic101

02-02-2018

interior angles of a triangle, when added, = 180
so < A + < B + < C = 180
41 + 90 + < C = 180
131 + < C = 180
< C = 180 - 131
< C = 49

< C + < D + < E = 180.....because when added they form a line
49 + 32 + < E = 180
81 + < E = 180
< E = 180 - 81
< E = 99 <======

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