How to find an angle in a pentagon - ISEE Upper Level Quantitative Reasoning
Card 1 of 16
The measures of the angles of a pentagon are 
. If 
, what is 
?
The measures of the angles of a pentagon are
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The angles of a pentagon measure a total of 
. From the information, we know that:
If 
, then
The angles of a pentagon measure a total of
If
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A convex pentagon has four angles that measure 
each. What is the measure of the fifth angle?
A convex pentagon has four angles that measure
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The angles of a pentagon measure a total of . If we let the unknown angle measure be 
, then from this information:
Since an angle measure cannot be negative, this pentagon cannot exist.
The angles of a pentagon measure a total of
Since an angle measure cannot be negative, this pentagon cannot exist.
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The measures of the angles of a pentagon are 
. If 
, what is 
?
The measures of the angles of a pentagon are
Tap to reveal answer
The angles of a pentagon measure a total of . From the information, we know:
If 
, then the above becomes:
The angles of a pentagon measure a total of
If
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Solve for 
:
Solve for
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The sum of the interior angles of a pentagon can be determined by the following equation, where 
is the number of sides:
Therefore:
The sum of the interior angles of a pentagon can be determined by the following equation, where
Therefore:
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The measures of the angles of a pentagon are . If , what is ?
The measures of the angles of a pentagon are
Tap to reveal answer
The angles of a pentagon measure a total of . From the information, we know that:
If , then
The angles of a pentagon measure a total of
If
← Didn't Know|Knew It →
A convex pentagon has four angles that measure each. What is the measure of the fifth angle?
A convex pentagon has four angles that measure
Tap to reveal answer
The angles of a pentagon measure a total of . If we let the unknown angle measure be , then from this information:
Since an angle measure cannot be negative, this pentagon cannot exist.
The angles of a pentagon measure a total of
Since an angle measure cannot be negative, this pentagon cannot exist.
← Didn't Know|Knew It →
The measures of the angles of a pentagon are . If , what is ?
The measures of the angles of a pentagon are
Tap to reveal answer
The angles of a pentagon measure a total of . From the information, we know:
If , then the above becomes:
The angles of a pentagon measure a total of
If
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Solve for :
Solve for
Tap to reveal answer
The sum of the interior angles of a pentagon can be determined by the following equation, where is the number of sides:
Therefore:
The sum of the interior angles of a pentagon can be determined by the following equation, where
Therefore:
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The measures of the angles of a pentagon are . If , what is ?
The measures of the angles of a pentagon are
Tap to reveal answer
The angles of a pentagon measure a total of . From the information, we know that:
If , then
The angles of a pentagon measure a total of
If
← Didn't Know|Knew It →
A convex pentagon has four angles that measure each. What is the measure of the fifth angle?
A convex pentagon has four angles that measure
Tap to reveal answer
The angles of a pentagon measure a total of . If we let the unknown angle measure be , then from this information:
Since an angle measure cannot be negative, this pentagon cannot exist.
The angles of a pentagon measure a total of
Since an angle measure cannot be negative, this pentagon cannot exist.
← Didn't Know|Knew It →
The measures of the angles of a pentagon are . If , what is ?
The measures of the angles of a pentagon are
Tap to reveal answer
The angles of a pentagon measure a total of . From the information, we know:
If , then the above becomes:
The angles of a pentagon measure a total of
If
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Solve for :
Solve for
Tap to reveal answer
The sum of the interior angles of a pentagon can be determined by the following equation, where is the number of sides:
Therefore:
The sum of the interior angles of a pentagon can be determined by the following equation, where
Therefore:
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The measures of the angles of a pentagon are . If , what is ?
The measures of the angles of a pentagon are
Tap to reveal answer
The angles of a pentagon measure a total of . From the information, we know that:
If , then
The angles of a pentagon measure a total of
If
← Didn't Know|Knew It →
A convex pentagon has four angles that measure each. What is the measure of the fifth angle?
A convex pentagon has four angles that measure
Tap to reveal answer
The angles of a pentagon measure a total of . If we let the unknown angle measure be , then from this information:
Since an angle measure cannot be negative, this pentagon cannot exist.
The angles of a pentagon measure a total of
Since an angle measure cannot be negative, this pentagon cannot exist.
← Didn't Know|Knew It →
The measures of the angles of a pentagon are . If , what is ?
The measures of the angles of a pentagon are
Tap to reveal answer
The angles of a pentagon measure a total of . From the information, we know:
If , then the above becomes:
The angles of a pentagon measure a total of
If
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Solve for :
Solve for
Tap to reveal answer
The sum of the interior angles of a pentagon can be determined by the following equation, where is the number of sides:
Therefore:
The sum of the interior angles of a pentagon can be determined by the following equation, where
Therefore:
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