Question

Two angles of traingle are 45° and 55° .Find the measure of third angle​

Answer 1

Answer:

third angle = x

55 + 45 + x = 180 ( angle sum property)

x =100 degree

Answer 2

80°

Step-by-step explanation:

hlo

let the third angle be x

we know that, the sum of three angles of triangle is 180°

so,

45 + 55 + x =180

100 + x =180

x = 180 - 100

x = 80°

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