Geometry Challenge

What is the formula to calculate the area of a triangle?

• base + height

• base * height

• base - height

• (base * height) / 2

How many degrees are there in a full circle?

• 400

• 180

• 270

• 360

Define what a right angle is in geometry.

• An angle that measures 45 degrees

• An angle that measures 180 degrees

• An angle that measures 270 degrees

• An angle that measures exactly 90 degrees.

What is the formula to calculate the circumference of a circle?

• π * radius

• 2 * radius

• radius * radius

• 2 * π * radius

Explain the concept of parallel lines in geometry.

• Parallel lines are two lines that form a triangle when connected.

• Parallel lines are two lines in a plane that do not intersect.

• Parallel lines are two lines that are perpendicular to each other.

• Parallel lines are two lines that intersect at a right angle.