Degree of Angles
Types of Lines
Shapes
Challenge
100

What is the name for an angle that measures exactly 90 degrees?

What is a right angle?

100

Lines that run side by side and never cross each other are called what?

What are parallel lines?

100

This type of parallelogram has four equal sides and four right angles.

What is a square?

100

I am an angle that is greater than an acute angle but smaller than a straight angle. My measurement is between 90 and 180 degrees. What kind of angle am I?

What is an obtuse angle?

200

An angle that is less than 90 degrees is called what kind of angle?

What is an acute angle?

200

When two lines cross each other at a 90-degree angle, they are called what?

What are perpendicular lines?

200

A parallelogram with opposite sides that are equal and four right angles is called what?

What is a rectangle?

200

I have four sides, but I am not a square or a rectangle. My opposite sides are equal, and I don’t always have right angles. What shape am I?

What is a parallelogram?

300

Angles that are greater than 90 degrees but less than 180 degrees are called what?

What are obtuse angles?

300

A straight path that goes on forever in both directions is called what?

What is a line?

300

A shape with five sides is called what?

What is a pentagon?

300

A triangle has three angles. If one angle is 90 degrees, what type of triangle is it?

What is a right triangle?

400

What are the degree measurements found in a square? 

What are right angles or 90 degrees?

400

When two lines cross each other but do not form a right angle, they are called what?

What are intersecting lines?

400

A polygon with six sides is called what?

What is a hexagon?

400

I may be small, but I’m always sharp! I measure less than 90 degrees. What kind of angle am I?

What is an acute angle?

500

An angle that measures exactly 180 degrees is called what?

What is a straight angle?

500

A part of a line that has two endpoints is called what?

What is a line segment?

500

This parallelogram has four equal sides but does not have to have right angles.

What is a rhombus?

500

No matter how far you extend me, I will never cross my twin. We stay the same distance apart forever. What kind of lines are we?

What are parallel lines?

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