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Discovering Similar Triangles and Missing Sides

Authored by Anthony Clark

English, Mathematics

7th Grade

CCSS covered

Discovering Similar Triangles and Missing Sides
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A ladder leans against a wall, forming a right triangle. If the ladder is 10 feet long and the wall is 8 feet high, how far is the base of the ladder from the wall?

10 feet

6 feet

8 feet

4 feet

Tags

CCSS.8.G.B.8

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Two trees cast shadows on the ground. Tree A is 15 feet tall and casts a shadow of 5 feet. Tree B casts a shadow of 10 feet. How tall is Tree B?

25 feet

35 feet

30 feet

20 feet

Tags

CCSS.HSG.SRT.B.4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a park, a triangular flower bed has a height of 4 feet and a base of 6 feet. If a similar flower bed has a height of 8 feet, what is the length of its base?

12 feet

10 feet

14 feet

16 feet

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A right triangle has one angle measuring 30 degrees and a hypotenuse of 12 cm. What is the length of the side opposite the 30-degree angle?

10 cm

4 cm

8 cm

6 cm

Tags

CCSS.HSG.SRT.C.8

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A model of a building is made with similar triangles. If the model is 2 feet tall and the actual building is 50 feet tall, how long is the model if the actual building is 30 feet wide?

1.5 feet

3 feet

1.2 feet

4 feet

Tags

CCSS.7.G.A.1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Two similar right triangles have side lengths in the ratio of 3:5. If the shorter side of the smaller triangle is 9 cm, what is the length of the shorter side of the larger triangle?

12 cm

20 cm

15 cm

18 cm

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A flagpole casts a shadow of 12 feet. A nearby tree, which is similar in shape to the flagpole, casts a shadow of 18 feet. If the flagpole is 15 feet tall, how tall is the tree?

25 feet

18 feet

20 feet

22.5 feet

Tags

CCSS.HSG.SRT.B.5

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