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17-03-2017
Mathematics

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What is the measure of angle x?
A, 10
B. 18
C. 20
D. 25

What is the measure of angle x A 10 B 18 C 20 D 25 class=

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17-03-2017

Right Angle: 90°
40+2x= 90
-40 -40

2x=50
÷2 ÷2

x=25°

Angle X is equal to 25° (Answer Choice D)

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