Question

91.
This figure consists of an equilateral triangle and an isosceles
triangle. If AB = BC = AC = CD, then find the value of x (in
degree).
(A) 60°
(B) 120°
(C) 45°
(D) 30°​

Answer 1

Answer:

X = 30°>

Step-by-step explanation:

The triangle ABC is an equilateral triangle.

Hence Angle ACB = 60°

Angle ACD = 120°

ACD is a Isosceles triangle.

Hence X = [180 - 120 ] / 2 = 30°>

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Answer 2

Answer:

the ans is 60 because it are equal