Let x be the unknown angle.
We know that x+50=120 because the value of an exterior angle of a triangle is equal to the sum of the other 2 interior angles.
x+50 = 120
Subtract both sides by 50
x = 70
The value of the unknown angle is 70 degrees.
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Answer:
3.25 :)
Step-by-step explanation:
Answer:
$100 increase
Step-by-step explanation:
500 x 20%
= $100 increase
Answer:
trapezium?
Step-by-step explanation:
Answer:
no because 2/3 is greater
