Envision Math Lines, Angles, and Shapes

Which of the following correctly describes the triangles shown? (8-4)

• Both triangles have a right angle.

• Only one triangle has an acute angle.

• Both triangles have at least two obtuse angles.

• Both triangles have at least two acute angles.

Tags

CCSS.4.G.A.2

A right triangle has an angle whose measure is 35°. What is the measure of the third angle in the triangle? (8-4)

• 35°

• 55°

• 72.5°

• 145°

Tags

CCSS.8.G.A.5

Which of the following can be used to describe the shape below?

• Opposite sides are perpendicular.

• All angles are obtuse.

• Adjacent sides are parallel.

• All sides are congruent.

Tags

CCSS.5.G.B.4

What is the relationship between segments AD and BC? (8-1)

• They are congruent.

• They are adjacent.

• They are perpendicular.

• They are parallel.

Sabra's glasses have lenses that are the shape shown in the picture below. Which of the following could NOT be used to describe the lenses? (8-3)

• Quadrilateral

• Regular polygon

• Hexagon

• Opposite sides parallel

Tags

CCSS.2.G.A.1

Which of the following appear to be parallel lines in the diagram shown? (8-1)

• 
• 
• 
• 

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

The figures below are rhombuses. Which generalization is incorrect, based on these figures? (8-6)

• A square can be a rhombus.

• A rhombus can be a square.

• All rhombuses are squares.

• All squares are rhombuses.

Tags

CCSS.HSG.CO.C.11

A sail on a sailboat is a triangle with two sides perpendicular and no two sides congruent. What two terms could be used to describe the sail? (8-4)

• Equilateral and right

• Right and isosceles

• Scalene and right

• Isosceles and acute

Tags

CCSS.4.G.A.2

How many degrees is the measure of the fourth angle in the necklace charm shown? (8-5)

• 45°

• 135°

• 180°

• 360°

Tags

CCSS.4.MD.C.7

Which of the following is closest to the measure of the angle shown? (8-2)

• 40°

• 50°

• 130°

• 140°

Tags

CCSS.4.MD.C.6