Question

Two angles of a triangle is 45 degree and 55 degree .What is the measure of the third angle

Answer 1

Answer:

80 degree

Step-by-step explanation:

sum of angles of a triangle is 180 degree

therefore, 45 + 55 = 100

remaining angle = 180 - 100 = 80 degree

Answer 2

Answer:

as we know sum of all angles of a triangle is 180

Step-by-step explanation:

acc. to question

let take the third angle is x

then,

45+55+x=180

100+x=180

x=80

HENCE THE MEASURE OF THIRD ANGLE IS 80

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