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3 years ago

11

What is the measure of a base angle of an isosceles triangle if the measure of the vertex angle is 38 and the two congruent side

s each measure 21 units

1 answer:

Harrizon [31]3 years ago

4 0

Bearing in mind that an isosceles triangle has twin sides, and coming out of the vertex they make twin angles at the base, check the picture below.

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