Advertisements
Advertisements
प्रश्न
Find the measure of ∠A in the following figure.

Advertisements
उत्तर

∠ACD = ∠ABC + ∠CAB ...[Exterior angle property]
⇒ 115° = 65° + ∠CAB
⇒ ∠CAB = 115° – 65° = 50°
Thus, ∠A = 50°
APPEARS IN
संबंधित प्रश्न
Find the value of the unknown interior angle x in the following figure.

Find the value of the unknown interior angle x in the following figure.

Find the value of the unknown interior angle x in the following figure.

∠ACD is an exterior angle of ∆ABC. The measures of ∠A and ∠B are equal. If m∠ACD = 140°, find the measures of the angles ∠A and ∠B.

Find the value of x in the given triangle
Find the value of ‘x’ in the given figure
Which of the following triplets cannot be the angles of a triangle?
In ∆ABC, if ∠A = ∠C, and exterior angle ABX = 140°, then find the angles of the triangle.
What is the measure of an exterior angle if its adjacent interior angle measures 65∘?
A triangle has interior opposite angles measuring 50° and 75°. What is the measure of the exterior angle at the third vertex?

