Unit 3 Lesson 11 Practice Problems

What is the measure of AB?

• 7.5 units

• 3.5 units

• 10/3 units

Tags

CCSS.HSG.SRT.B.4

What is the measure of B'B?

• 7.5 units

• 3.5 units

• 10/3 units

Tags

CCSS.HSG.SRT.B.4

Are the triangles similar?

• No, the sides are not all proportional.

• Yes, all the sides are proportional.

Tags

CCSS.HSG.SRT.A.2

What is the area of triangle ABC?

• 20 units

• 10 units

• 40 units

• 5 units

Tags

CCSS.HSG.GPE.B.7

What is the area of triangle DEC?

• 5 units

• 4 units

• 2.5 units

• 10 units

Tags

CCSS.HSG.SRT.B.4

Which of these statements is true?

• To know whether 2 triangles are similar, it is enough to know the measure of 1 angle.

• To know whether 2 triangles are similar, it is enough to know the length of 1 side.

• To know whether 2 triangles are similar, it is enough to know the measure of 2 angles in each triangle.

• To know whether 2 triangles are similar, it is enough to know the measure of 2 sides in each triangle.

Tags

CCSS.HSG.SRT.A.2

Is triangle ABC similar to triangle DEF?

• Yes

• No

Tags

CCSS.HSG.SRT.A.2

What is the measure of EF?

• 8 units

• 9 units

• 10 units

• 11 units

Tags

CCSS.HSG.SRT.A.2

What is the measure of EF?

• 20 units

• 18 units

• 16 units

• 12 units

Tags

CCSS.HSG.SRT.A.2

The triangle ABC is taken to triangle A"B"C" by a dilation. Select all of the scale factors for the dilation that would result in an image that was smaller than the original figure.

• 1/2

• 8/9

• 1

• 3/2

• 2

Tags

CCSS.8.G.A.3