Lines, Angles, Triangles, and Quadrilaterals

What is the name of this quadrilateral?

• Square

• Parallelogram

• Trapezoid

• Rhombus

How many acute angles must an acute triangle have?

• 2

• 1

• 4

• 3

Which of the following are right triangles? (Hint: Select 2)

• A

• B

• C

• D

Which of the following are quadrilaterals? (Hint: Select 3)

• A

• B

• D

• E

Which set of angles could form a triangle?

• Three right angles

• Three acute angles

• Two right angles, one acute angle

• One right angle, one obtuse angle, one acute angle

What type of angle is shown?

• right angle

• 180 degree angle

• acute degree angle

• obtuse angle

What type of triangle is pictured?

• acute

• obtuse

• right

• wrong

An obtuse angle...

• measures exactly 90 degrees.

• measures greater than 90 degrees.

• measures exactly 180 degrees.

• measures less than 90 degrees.

_{What type of angle is shown?}

• a right angle

• a 90 degree angle

• an acute degree angle

• an obtuse angle

_{What type of angle is shown?}

• a right angle

• a 90 degree angle

• an acute degree angle

• an obtuse angle