Topic

Isosceles Triangles

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Quizzes in Isosceles Triangles

An isosceles triangle has a vertex angle of 128°. What is the measure of each base angle?

  • Cannot be equal
  • 26° each
  • 128° each
  • 52° each
Correct answer(s):
    • 26° each


An isosceles triangle has a vertex angle of 116°. What is the measure of each base angle?

  • 64° each
  • 116° each
  • 32° each
  • Cannot be equal
Correct answer(s):
    • 32° each

An isosceles triangle has a vertex angle of 104°. What is the measure of each base angle?

  • 38° each
  • Cannot be equal
  • 76° each
  • 104° each
Correct answer(s):
    • 38° each

An isosceles triangle has a vertex angle of 96°. What is the measure of each base angle?

  • 96° each
  • 84° each
  • Cannot be equal
  • 42° each
Correct answer(s):
    • 42° each

An isosceles triangle has a vertex angle of 80°. What is the measure of each base angle?

  • Cannot be equal
  • 50° each
  • 80° each
  • 100° each
Correct answer(s):
    • 50° each

An isosceles triangle has a vertex angle of 72°. What is the measure of each base angle?

  • 108° each
  • Cannot be equal
  • 54° each
  • 72° each
Correct answer(s):
    • 54° each

An isosceles triangle has a vertex angle of 64°. What is the measure of each base angle?

  • 58° each
  • 64° each
  • Cannot be equal
  • 116° each
Correct answer(s):
    • 58° each

An isosceles triangle has a vertex angle of 50°. What is the measure of each base angle?

  • 50° each
  • Cannot be equal
  • 130° each
  • 65° each
Correct answer(s):
    • 65° each


An isosceles triangle has a vertex angle of 40°. What is the measure of each base angle?

  • 140° each
  • 70° each
  • 40° each
  • Cannot be equal
Correct answer(s):
    • 70° each

An isosceles triangle has a vertex angle of 30°. What is the measure of each base angle?

  • 150° each
  • Cannot be equal
  • 75° each
  • 30° each
Correct answer(s):
    • 75° each