Can someone please help me find the measure of the exterior angle.
2 answers:
Answer:
X=128°
Step-by-step explanation:
Because an exterior angle of a triangle is equal to of the two opposite interior angle.
The sum of the exterior and interior angle is equal to 180°
In this case the part marked red = 90° because is a right angled triangle.
90+38=128
180- 128=52
180- 52=128
x=128.
Answer:
128 degrees.
Step-by-step explanation:
Simply add 38 degrees with 90 degrees.
(the square in the corner means 90 degrees)
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