Internal Angles of Triangle

Find the value of y.

• y=59

• y=60

• y=45

• y=50

Find the measures of angle a and b.

• a=63°

  b=50°

• a=53°

  b=40°

• a=43°

  b=70°

• a=50°

  b=43°

Find the measures of angles c and d.

• c=26°

  d=31°

• c=27°

  d=32°

• c=36°

  d=35°

• c=25°

  d=35°

Find the value of x and the measures of angles A, B, and C.

• x=30

  A=30°

  B=63°

  C=87°

• x=23

  A=23°

  B=46°

  C=111°

• x=33

  A=33°

  B=66°

  C=81°

If triangle ACD is isosceles, find the measures of the angles ADC, CAD, ACD, and ACB.

• ADC=40°

  CAD=40°

  ACD=110°

  ACB=50°

• ADC=30°

  CAD=30°

  ACD=120°

  ACB=60°

• ADC=30°

  CAD=40°

  ACD=110°

  ACB=60°

• ADC=40°

  CAD=50°

  ACD=100°

  ACB=40°

Find the values of x and y

• x=90°

  y=110°

• x=80°

  y=100°

• x=70°

  y=120°

• x=80°

  y=110°

Finf the value of x and the measures of the angles A, B, and C.

• x=50

  A=50°

  B=150°

  C=10°

• x=60

  A=60°

  B=180°

  C=10°

• x=40

  A=40°

  B=120°

  C=20°

What is the value of the missing angle?

• 61

• 50

• 60

• 69

Solve for x.

• 5

• 12

• -7

• -6

Find the measure of the indicated angle. (remember that the sum of interior angles is equal to 180 degrees)

• 95

• 85

• 35

• 45