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31 votes
31 votes
In a right triangle ABC angle B is the right angle and m angle C = 30 degrees if AC = 10 what is AB

User Mauvis Ledford
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1 Answer

8 votes
8 votes

Answer:

  • AB = 5

Explanation:

This is a 30°-60°-90° right triangle.

AC is hypotenuse, AB is opposite side to 30° angle.

We know that in such a triangle the side opposite to 30° angle is half the hypotenuse.

So we have:

  • AB = 1/2AC = 1/2(10) = 5
User Jorzel
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