Question

Given, A = {Triangles}, B = {Isosceles triangles}, C = {Equilateral triangles}. State the following statement is true or false. Give reasons.

C ⊆ B

Options

• True

• False

Answer 1

True.

Explanation:

A = {Triangles}

B = {Isosceles triangles}

C = {Equilateral triangle}

Since each equilateral triangle is isosceles also,

∴ C ⊆ B ....True