Question

One of the exterior angle of a
triangle is 90 degree and its interior
opposite angle are equal to each
other find the measure of two equal
angle of a triangle​

Answer 1

Answer:

45°

Step-by-step explanation:

exterior angle= 90°

let one interior opposite angle be x

according to the property that exterior angle= sum of two interior opposite angles

90°= x+x

90= 2x

x= 90/2= 45°

so the measure of each interior opposite equal angles= 45°

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Answer 2

Answer:

45

Step-by-step explanation:

sum of interior opposite angles is equal to exterior angle

equation:

x+x=90

2x=90

x=45

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