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Length Approximations

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

Length Approximations
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9 questions

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1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Allan estimates that he can run 5 km in 30 minutes. Apparently, he only run 4.6 km in 30 minutes.

The percentage error of Allan's distance in running is ... %.

Tags

CCSS.6.RP.A.3C

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What are the length(s) of the sides labeled a and b in the triangle below? You may express your answers in simple radical form or their decimal approximations.

a=12, b=14

a=14, b=10

a=14, b=14

a=7, b=14

Tags

CCSS.8.G.B.8

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What are the lengths of the sides of the triangle labeled e and d? You may express your answers in simple radical form, or as decimal approximations.

d=18, e=15.6

d=19, e=9

d=18, e=9

d=9, e=15.6

Tags

CCSS.HSG.SRT.C.8

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

For the triangle below, use right triangle patterns to determine the lengths of the missing sides.

8.7

5

6.07

7.07

Tags

CCSS.8.G.B.7

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the following would most likely have a length of 30 feet?

stick of gum

envelope

car

pool

Tags

CCSS.2.MD.A.3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the length of the black bar?

5 cm

4.300 cm

4.30 cm

4.3 cm

Tags

CCSS.2.MD.A.3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which one of the following is likely to be the height of a hotel room.

40 cm

400 cm

4 000 cm

40 000 cm

Tags

CCSS.2.MD.A.3

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