Topic 16: enVision Math

How many obtuse angles are there in an

equilateral triangle?

• 0

• 1

• 2

• 3

Tags

CCSS.8.G.A.5

Which line is perpendicular to line HM?

• Line SR

• Line UT

• Line QW

• Line HT

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Brad described the top and bottom of his doorway. The top piece of wooden trim is 36 inches long. The bottom piece of wooden trim is also 36 inches long. The top and bottom pieces will never touch. Which geometric term best describes his description?

• perpendicular lines

• parallel lines

• intersecting lines

Tags

CCSS.HSG.CO.A.1

Which shape has the most lines of symmetry?

• Ralph

• Liza

• Patricia

• Don

Tags

CCSS.4.G.A.3

Are all intersecting lines perpendicular?

• No. Only intersecting lines that form a right angle are perpendicular.

• Yes. All intersecting lines are perpendicular.

Tags

CCSS.HSG.CO.A.1

A four-sided figure with two pairs of

parallel sides cannot be what type of

quadrilateral? Explain.

• trapezoid

• square

• rectangle

• parallelogram

Equilateral triangle ABC has one side with a length of 4 inches. What are the lengths of each of the other two sides

of the triangle?

• Each of the sides are 4 inches.

• Each of the sides are 5 inches.

• Each of the sides are 6 inches.

• Each of the sides are 7 inches.

Tags

CCSS.2.G.A.1

Which set of angles could form a triangle?

• 1 obtuse angle and 2 acute angles

• 3 obtuse angles

• 2 obtuse angles and 1 acute angle

Tags

CCSS.7.G.A.2