Calculating an angle of a line - GMAT Quantitative
Card 1 of 104
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?
A right triangle is given with a missing value of
Tap to reveal answer
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.
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.
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What is the measure of an angle complementary to a 
angle?
What is the measure of an angle complementary to a
Tap to reveal answer
Complementary angles have degree measures that total 
, so the measure of an angle complementary to a 
angle would have measure 
.
Complementary angles have degree measures that total
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What is the measure of an angle supplementary to a 
angle?
What is the measure of an angle supplementary to a
Tap to reveal answer
Supplementary angles have degree measures that total 
, so the measure of an angle complementary to a 
angle would have measure 
.
Supplementary angles have degree measures that total
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What is the measure of an angle congruent to a 
angle?
What is the measure of an angle congruent to a
Tap to reveal answer
Two angles are congruent if they have the same degree measure, so an angle will be congruent to a 
angle if its measure is also 
.
Two angles are congruent if they have the same degree measure, so an angle will be congruent to a
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What is the measure of an angle that is supplementary to a 
angle?
What is the measure of an angle that is supplementary to a
Tap to reveal answer
Supplementary angles have degree measures that total 
, so an angle supplementary to 
would measure 
.
Supplementary angles have degree measures that total
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What is the measure of an angle that is complementary to a 
angle?
What is the measure of an angle that is complementary to a
Tap to reveal answer
Complementary angles have degree measures that total 
, so an angle complementary to 
would measure 
.
Complementary angles have degree measures that total
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What is the measure of an angle congruent to a 
angle?
What is the measure of an angle congruent to a
Tap to reveal answer
Congruent angles have degree measures that are equal, so an angle congruent to 
is 
.
Congruent angles have degree measures that are equal, so an angle congruent to
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What is the measure of an angle that is supplementary to a 
angle?
What is the measure of an angle that is supplementary to a
Tap to reveal answer
Supplementary angles have degree measures that total 
. Since we have an 
angle, the supplementary angle would measure 
Supplementary angles have degree measures that total
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Which of the following angles is complementary to an 
angle?
Which of the following angles is complementary to an
Tap to reveal answer
Complementary angles have degree measures that total 
. Since we have an 
angle, the supplementary angle would measure 
Complementary angles have degree measures that total
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Which of the following angles is congruent to a 
angle?
Which of the following angles is congruent to a
Tap to reveal answer
Congruent angles have the same degree measure, so an angle congruent to a 
angle would also measure 
.
Congruent angles have the same degree measure, so an angle congruent to a
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What is the measurement of an angle that is congruent to an 
angle?
What is the measurement of an angle that is congruent to an
Tap to reveal answer
Two angles are congruent if they have the same degree measure. Therefore, an angle congruent to an 
angle also measures 
.
Two angles are congruent if they have the same degree measure. Therefore, an angle congruent to an
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What is the measurement of an angle that is supplementary to a 
angle?
What is the measurement of an angle that is supplementary to a
Tap to reveal answer
Two angles are supplementary if the total of their degree measures is 
. Therefore, an angle supplementary to a 
angle measures 
.
Two angles are supplementary if the total of their degree measures is
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What is the measure of an angle that is complementary to a 
angle?
What is the measure of an angle that is complementary to a
Tap to reveal answer
Two angles are complementary if the total of their degree measures is 
. Therefore, an angle complementary to a 
angle measures 
.
Two angles are complementary if the total of their degree measures is
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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?
A right triangle is given with a missing value of
Tap to reveal answer
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.
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.
← Didn't Know|Knew It →
What is the measure of an angle complementary to a angle?
What is the measure of an angle complementary to a
Tap to reveal answer
Complementary angles have degree measures that total , so the measure of an angle complementary to a angle would have measure .
Complementary angles have degree measures that total
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What is the measure of an angle supplementary to a angle?
What is the measure of an angle supplementary to a
Tap to reveal answer
Supplementary angles have degree measures that total , so the measure of an angle complementary to a angle would have measure .
Supplementary angles have degree measures that total
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What is the measure of an angle congruent to a angle?
What is the measure of an angle congruent to a
Tap to reveal answer
Two angles are congruent if they have the same degree measure, so an angle will be congruent to a angle if its measure is also .
Two angles are congruent if they have the same degree measure, so an angle will be congruent to a
← Didn't Know|Knew It →
What is the measure of an angle that is supplementary to a angle?
What is the measure of an angle that is supplementary to a
Tap to reveal answer
Supplementary angles have degree measures that total , so an angle supplementary to would measure .
Supplementary angles have degree measures that total
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What is the measure of an angle that is complementary to a angle?
What is the measure of an angle that is complementary to a
Tap to reveal answer
Complementary angles have degree measures that total , so an angle complementary to would measure .
Complementary angles have degree measures that total
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What is the measure of an angle congruent to a angle?
What is the measure of an angle congruent to a
Tap to reveal answer
Congruent angles have degree measures that are equal, so an angle congruent to is .
Congruent angles have degree measures that are equal, so an angle congruent to
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