Find Missing Angles In A Triangle Using Triangle Angle Sum Formula -Multiple Choice Questions Quiz

Interactive MCQs on the topic “Find Missing Angles In A Triangle Using Triangle Angle Sum Formula”:

Solve the following 10 questions: Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1:If two angles of a triangle are 50° and 60°, what is the third angle?

(A) 60°
(B) 90°
(C) 70°
(D) 80°

Question 2:One angle in a triangle is 90°, and another is 45°. What is the measure of the third angle?

(A) 45°
(B) 55°
(C) 35°
(D) 90°

Question 3: A triangle has two angles measuring 30° and 80°. Find the third angle.

(A) 60°
(B) 70°
(C) 80°
(D) 90°

Question 4:In a triangle, two of the angles are equal and measure 65° each. What is the third angle?

(A) 65°
(B) 60°
(C) 45°
(D) 50°

Question 5:If one angle is 120° in a triangle, and another is 30°, what is the third angle?

(A) 60°
(B) 30°
(C) 45°
(D) 90°

Question 6:An equilateral triangle has all angles equal. What is the measure of each angle?

(A) 60°
(B) 90°
(C) 120°
(D) 30°

Question 7:A triangle has one angle of 75°, and the second angle is 35°. Find the third angle.

(A) 80°
(B) 60°
(C) 70°
(D) 90°

Question 8:In triangle ABC, ∠A = 40°, ∠B = 90°. What is ∠C?

(A) 60°
(B) 90°
(C) 70°
(D) 50°

Question 9:Triangle PQR has angles ∠P = 100°, ∠Q = 40°. What is ∠R?

(A) 50°
(B) 40°
(C) 60°
(D) 30°

Question 10:Two angles in a triangle are 25° and 65°. What is the third angle?

(A) 90°
(B) 85°
(C) 80°
(D) 75°