Finding Missing Angles in Triangle

Find the measure of angle A.

• 44^o

• 96^o

• -14^o

• 63^o

Solve for x

• 5

• 90

• 25

• 10

In triangle ABC, angle A is 30 degrees and angle B is 70 degrees. What is angle C?

• 80 degrees

• 100 degrees

• 90 degrees

• 60 degrees

If angle X is 45 degrees and angle Y is 55 degrees in triangle XYZ, what is angle Z?

• 100 degrees

• 90 degrees

• 70 degrees

• 80 degrees

If angle P is 60 degrees and angle Q is 80 degrees in triangle PQR, what is angle R?

• 70 degrees

• 50 degrees

• 40 degrees

• 90 degrees

If angle A is 35 degrees and angle B is 65 degrees in triangle ABC, what is angle C?

• 90 degrees

• 80 degrees

• 75 degrees

• 50 degrees

If the ratio of angles A, B, and C in triangle ABC is 2:3:4, what is the measure of angle A?

• 50 degrees

• 60 degrees

• 30 degrees

• 40 degrees

In triangle DEF, angle D is twice angle E. If angle F is 40 degrees, what is the measure of angle D?

• 60 degrees

• 100 degrees

• 93.33 degrees

• 80 degrees

Triangle GHI has angles in the ratio 1:2:3. What is the measure of the largest angle?

• 180 degrees

• 120 degrees

• 90 degrees

• 60 degrees

In triangle JKL, angle J is 3 times angle K. If angle L is 30 degrees, find angle J.

• 112.5 degrees

• 75 degrees

• 120 degrees

• 90 degrees