A side of the triangle below has been extended to form an exterior angle of 121. Find the value of x

Answer:
X=31
Step-by-step explanation:
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Answer:
x=31
Step-by-step explanation:
180-121=59(angles on a straight line)
This gives the inner angle
since it is a triangle the sum of angles is equal to 180 and the other angle is a right angle which is 90
So we have,
59+90+x=180
149+x=180
collect like terms
x=180-149
x=31
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