The 3 angles of a triangle equal 180.
Subtract the bottom 2 angles from 180 and you get 50
So 8x + 2 = 50
Subtract 2 from both sides:
8x = 48
Divide both sides by 8
X = 6
The answers 59 because 90 degrees is the angle so 21 plus 10 equals 31 and 90-31 equals 59
Answer:
66
Step-by-step explanation:
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Answer:x
Step-by-step explanation:
Answer:
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Step-by-step explanation: