Geometry Definition

The measurements of interior angles of a triangle add up to 180º. Triangle ABC is a right triangle with a right angle at vertex A. What must be true of the angles at vertex B and vertex C ?

• The angles at vertex B and vertex C are both acute.

• The angles at vertex B and vertex C are equal.

• The angles at vertex B and vertex C are both right.

• The angles at vertex B and vertex C add up to 90º.

Tags

CCSS.8.G.A.5

• 84º

• 26º

• 36º

• 74º

Tags

CCSS.7.G.B.5

This triangle can be classified as:

• obtuse

• scalene

• equilateral

• acute

• right

Tags

CCSS.4.G.A.2

• 100º

• 24º

• 34º

• 36º

Tags

CCSS.4.MD.C.7

• 32º

• 86º

• 28º

• 34º

Tags

CCSS.4.MD.C.7

How many lines of symmetry does this square have?

• 1

• 2

• 3

• 4

Tags

CCSS.4.G.A.3

What angle is shown in the picture?

• acute angle

• right angle

• straight angle

• obtuse angle

Tags

CCSS.4.G.A.1

• F

• G

• H

• J

Tags

CCSS.4.G.A.1

What is this figure called?

• line

• line segment

• angle

• ray

Tags

CCSS.4.G.A.1

• A

• B

• C

• D