Question

A base angle of an isosceles triangle measures 47°. What are the measures of the other two angles?

Answer 1

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Answer:

47°, 86°

Explanation:

The other base angle is congruent, so measures 47°.

The third angle brings the total angle measure to 180°, so has measure ...

180° -2(47°) = 86°

The other two angles have measures 47° and 86°.