When the two sides of a triangle are equal, then the triangle is called as an Isosceles Triangle.
The diagonals of an Isosceles Triangle are equal.
In an isosceles triangle, the two angles are equal.
â–³ABC is an isosceles triangle as sides AB and AC are equal and also ∠ABC and ∠BCA are equal.
A. Figure 2
B. Figure 4
C. Figure 1
D. Figure 3
Correct Answer: D
Step 1: A triangle with two equal sides is known as an isosceles triangle.
Step 2: Among the figures shown, the figure 3 has two equal sides.
Step 3: Therefore, figure 3 is an isosceles triangle.