It is an angle whose measure is between 0° and 90°.
What is an acute angle?
100
This is how we classify a triangle when all three sides are congruent.
What is equilateral?
100
This type of quadrilateral has exactly one pair of parallel lines.
What is a trapezoid?
100
Similar figures have the same shape but are not necessarily this.
What is the same size?
100
It's the name for a polygon with 9 sides.
What is a nonagon?
200
It's the measure of a right angle.
What is 90°?
200
This is how we classify an angle that has no congruent sides.
What is scalene?
200
This is the number of degrees that the angles of a quadrilateral add up to.
What is 360?
200
In similar figures, corresponding angles are congruent, while corresponding sides are this.
What is proportional?
200
It's the name for the following polygon.
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What is hexagon?
300
It's the name given to two angles that have the same vertex and share a side.
What is "adjacent"?
300
The three angles of a triangle always add up to this many degrees.
What is 180?
300
This is how you would classify a quadrilateral that has 4 congruent sides but not 4 right angles.
What is a rhombus?
300
It's the value of Y in the following picture, where the triangles are similar.
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What is 30?
300
It's the number of degrees that the measures of all the angles of an octagon add up to.
What is 1080?
400
It's the four ways to name the angle in the following picture.
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What are ∠ABC, ∠CBA, ∠B, and ∠1?
400
This is the measure of the third angle of a triangle if the first angle measures 67° and the second angle measures 50°.
What is 63°?
400
This is how you would classify the quadrilateral in the following picture.
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What is a parallelogram?
400
It's the value of s in the following picture, where the triangles are similar.
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What is 4⅔?
400
It's the three shapes that make up the following tessellation.
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What is square, triangle, and hexagon?
500
Two of these form an angle when they share a common endpoint.
What are rays?
500
This is the approximate measures of the three angles in the following picture.
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(Answers vary.)
500
If a quadrilateral has an angle measuring 150°, an angle measuring 50°, and the last two angles are congruent, this is the measure of one of those last two angles.
What is 80°?
500
It's whether or not the following two triangles are the same and an explanation of how you know.
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What is no, because 2/6 is not equal to 9/36
OR
What is no, because 7/21 is not equal to 9/36.
500
It's the measure of each angle in a regular decagon.