Question

One of the two equal angles of an isosceles triangle 55 degree find the measure of all the angles of triangle? What is the formula of this question? when the side is given one​

Answer 1

Step-by-step explanation:

Solution

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Given two equal angle of isoscles triangle

are 55

Let third angle be x then

x+55+55=180

[angle sum property]

x=180−110

(x=70 )

Answer 2

Step-by-step explanation:

Given two equal angles of isosceles triangle are 55 degree .

let third angle b x then ,

x+55+55=180° ( angle sum property )

x = 70°