Respuesta :

wergompol23869

Answer:

x = 60.5°

Step-by-step explanation:

We use the exterior angle theorem to solve this

90 + 31 = 121

121/2 = 60.5

Thus, our answer is 60.5°

avianclinkscale

X = 60.5

Explanation

31+90= 121

121=2x

x=60.5

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