Question

two angle of traingle are 45° and 55°. find the measure of third angle​

Answer 1

Answer:

let the angle be x then as of angle sum property of triangle 45* + 55* + x = 180*

then x = 180* - 100*

x = 80*

third angle is 80*

Step-by-step explanation:

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Answer 2

Answer:

the sum of all the angles in a triangle is 180°

45°+55°+x=180°

x=180°-100°

x=100°

Step-by-step explanation:

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