Solving for Angles in Triangles

What is the value of ∠F?

What is the value of y?

In triangle ABC, the m∠A = (21x - 1)°, the m∠B = (26x + 6)°, and m∠C = (11x + 1)°. What is the m∠B?

• 84°

• 34°

• 62°

• 90°

These triangles are congruent. If ∠E is 45^o and ∠B is 55^o what is the measure of ∠C?

• 45^o

• 55^o

• 80^o

• 100^o

Find the measure of the indicated angle. 

• 87 degrees

• 82 degrees

• 83 degrees

• 72 degrees

What is the value of angle c? (Do not worry about the degrees symbol - just type the number)

Find the measure of the missing angle.

• 90^o

• 10⁰

• 130^o

• 50^o

If two of the angles of a triangle are 30 and 70 degrees, the third angle measures...

• 80

• 100

• 60

• 90

What is the third angle of a triangle whose 1st angle is 34 and 2nd angle is 101?

• 32

• 39

• 45

• 54

Solve for x.

• 16

• 11

• 50

• 6