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An isosceles triangle has one angle of 30 degrees. Calculate the possible sizes of the other 2 angles

An isosceles triangle has one angle of 30 degrees. Calculate the possible sizes of the other 2 angles
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An isosceles triangle has one angle of 30 degrees. Calculate the possible sizes of the other 2 angles

User Kees Sonnema
by
7.2k points

2 Answers

4 votes

Answer:

Hello,

Explanation:

2 solutions:

  • 30° is angle of the base: other angle of the base is 30° and the main angle is 180°-30°-30°=120°
  • 30° is the main angle, angles of the base are (180°-30°)/2=75° and 75°.

User Chutsu
by
8.8k points
3 votes

Answer:

75 and 75

Explanation:

User Blackbam
by
9.0k points
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