One of the angles of a triangle is equal to the sum of the other two. Find the measure of this angle? a) 45 degree b) 60 degree c) 75 degree d) 90 degree
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Answer:
(d)90°
Step-by-step explanation:
As the measure of all angles in a triangle is 180°.
therefore,
if one angle out of three is 90°
then the sum of other two will be 180°-90°
which is 90°.
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