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I need help before i have a mental breakdown

I need help before i have a mental breakdown-example-1

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7 votes

Answer:

FCD = 118 °

Explanation:

AFB = 109 °

In triangle ABF:

a + b ( see attachment ) + 109 ° = 180 °

a + b = 71

In triangle ABD

2 a + 2 b + ADB = 180 °

2 (a + b ) + ADB = 180 °

2 * 71° + ADB = 180 °

ADB = 38°

In CDEF:

38 ° + 95 ° + 109 ° + FCD = 360 °

FCD = 118 °

I need help before i have a mental breakdown-example-1
User Santanu
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