Length Approximations

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 ... %.

(a)  

Tags

CCSS.6.RP.A.3C

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

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

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

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

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

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

Alfred's shoe size is 44 in EU standard. The minimum length of his feet is ... cm

(a)  

Tags

CCSS.5.MD.A.1

Lina's shoe size in UK standard is 8.5.

The maximum length of her feet is ... cm

(a)  

Tags

CCSS.5.MD.A.1