Angles
Triangles
Polygons
Tessellations
Unit 1 & 2 Review
100
90 degrees
What is a right angle?
100
All three sides are equal in length.
What is an equilateral triangle?
100
A four-sided polygon with four angles.
What is a quadrilateral?
100
Shapes that tessellate on their own.
What are regular polygons?
100
A thermometer-like chart with probablity terms and percentages.
What is a probability meter?
200
An angle whose measure is less than 90 degrees.
What is an acute angle?
200
At least two sides are equal in length.
What is an isosceles triangle?
200
A four-sided polygon that has one pair of parallel sides.
What is a trapezoid?
200
An arrangement of repeated, closed shapes that cover a surface so no shapes overlap and no gaps exist between shapes.
What is a tessellation?
200
The average time it takes a person to react.
What is reaction time?
300
An angle indicated with an arc and is more than 180 degrees.
What is a reflex angle?
300
A triangle in which no two sides are equal lengths.
What is a scalene triangle?
300
A four-sided polygon with two pairs of parallel sides that are equal in length.
What is a parallelogram?
300
A tessellation with shapes that are congruent regular polygons.
What is a regular tessellation?
300
A number sentence that contains a variable.
What is an open number sentence?
400
Angles that are next to each other, have the same vertex and a common side.
What are adjacent angles?
400
The total degrees of a triangle.
What is 180 degrees?
400
Sometimes called an equilateral quadrilateral; all four sides are the same length.
What is a rhombus?
400
A five-sided polygon that does not tessellate on its own.
What is a pentagon?
400
The longest factor string for a number.
What is the prime factorization?
500
Equal and opposite angles.
What are vertical angles?
500
Triangles which are exact copies of eachother; are the same size and shape.
What are congruent triangles?
500
A group of polygons with sides that are the same length and angles that are equal.
What are regular polygons?
500
The point where the vertices meet in a tessellation.
What is a tessellation vertex?
500
An unsquared number.
What is the square root?
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