Lines, Angles and Triangles Review

Look at the angle made by the front of the arrow in the figure shown below. What type of angle is ∠R?

• Acute angle

• Obtuse angle

• Right angle

• Straight angle

Tags

CCSS.4.G.A.1

Which best describes perpendicular lines?

• They form four right angles.

• They form one obtuse angle.

• They never meet.

• They form one acute angle.

Tags

CCSS.HSG.CO.A.1

Look at the figure. Which angle in the figure is NOT an obtuse angle?

• ∠JKF

• ∠FGH

• ∠HJK

• ∠KFG

Tags

CCSS.4.G.A.1

Look at the figure. What type of angle is ∠FGC in the figure?

• Acute angle

• Straight angle

• Right angle

• Obtuse angle

Tags

CCSS.4.G.A.1

Look at the figure. Which names a right angle in the figure?

• ∠CDG

• ∠EDF

• ∠CDH

• ∠FDH

Look at the figure. Which two line segments in the figure appear to be parallel?

• ST and RV

• KN and LM

• MN and LM

• LK and MN

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Look at the figure. Which is a ray in the figure?

• ML

• LN

• ON

• MN

Tags

CCSS.4.G.A.1

Look at the figure. Which names a right angle in the figure?

• ∠STU

• ∠TUR

• ∠URS

• Not here

Look at the street map of the downtown area in a Texas town. Which street appears to be perpendicular to Pine Street?

• Main Street

• Oak Street

• Elm Street

• Not here

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

How many acute angles are in an obtuse triangle?

• 0

• 2

• 1

• 3

Tags

CCSS.8.G.A.5