Question

How the find top most angle in Isoseles Triangle​

Answer 1

Answer:

If we are given a base angle of say 45°, we know the base angles are congruent (same measure) and the interior angles of any triangle always add to 180°. So the apex angle must be 180-45-45 or 90°.

Step-by-step explanation:

Answer 2

Step-by-step explanation:

To find any one angle in a triangle you have to dot this :

A =?

ANGLE B +ANGLE C + ANGLE A =180°

180°-SUM OF THE TWO ANGLES =ANGLE A

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