# GMAT Math : Calculating an angle of a line

## Example Questions

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### Example Question #11 : Calculating An Angle Of A Line

What is the measure of an angle that is complementary to a angle?      Explanation:

Two angles are complementary if the total of their degree measures is . Therefore, an angle complementary to a angle measures ### Example Question #12 : Calculating An Angle Of A Line

What is the measurement of an angle that is congruent to an angle?      Explanation:

Two angles are congruent if they have the same degree measure. Therefore, an angle congruent to an angle also measures ### Example Question #11 : Calculating An Angle Of A Line

A right triangle is given with a missing value of . It is stated that the triangle is an acute right triangle with angles and . What is a possible value of in degrees?    Cannot be determined Explanation:

It is important to recall that all triangles add to 180 degrees and a right triangle contains one angle that is equal to 90 degrees. Therefore, in this particular problem we can write the following equation to solve for the missing variable. 2 Next →

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