Question

3.
Find the value of the unknown in each of the
following figures.​

Answer 1

Answer:

This triangle is an equilateral triange

Clearly

f° = 60°

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Answer 2

Answer:

Given:-The Triangle is equilateral triangle.

All sides measurement of equilateral triangle is equal.

Also each angle in equilateral triangle measures 60 degrees

So angle ACB=90 degrees

I.e angle f = 90 degrees.

Hope it helps you.