Question

1. find the measure of ∠3.

50°
1 3
2
40°
90°
130°
50°

Explanation:

Step1: Identify the shape

The figure is a kite. Diagonals of a kite are perpendicular to each other.

Step2: Determine the angle

Since the diagonals of a kite are perpendicular, the angle formed by them is 90°. So, $\angle3 = 90^{\circ}$.

Answer:

90°