Question

(b) In an isosceles triangle, the base angles are equal. The vertex angle is 40°.
What are the base angles of the triangle? (Remember, the sum of three angles of
a triangle is 180°).​

Answer 1

Explanation :

This is the answer

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Answer 2

Answer:

70

Step-by-step explanation:

Let the base angles be x

′

Therefore,

x+x+40 =180

[Given]

2x=180

∘

−40

∘

2x=140

∘

x=70

∘

Hence,

The base angles of the triangle are 70

∘

70