FIND THE MEASURE OF THE UNKNOWN ANGLE IN THE FOLLOWING DIGRAMS
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Let the unknown angle be x
Using angle sum property, we get:
99° + 33° + x = 180°
=> 132° + x =180°
=> x = 180° - 132° = 42°
=> x = 42°
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Answer:
x = 51°
Step-by-step explanation:
sum of angle of triangle = 180°
=> 99+33+(-3+x) = 180°
=> 132 -3 + x = 180
=> x + 129 = 180
=> x = 180-129
=> x = 51°
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