geometry section 0-2 1112

Section 0-2Changing Units of Measure Between Systems

Wednesday, September 7, 2011

Essential Question

✤ How do you convert units of measure between measurement systems?


Converting: Units of Length


Converting: Units of Length

Customary to Metric Metric to Customary

1 in ≈ 2.5 cm 1 cm ≈ 0.4 in

1 yd ≈ 0.9 m 1 m ≈ 1.1 yd

1 mi ≈ 1.6 km 1 km ≈ 0.6 mi


Example 1

Convert.

a. 26 cm ≈ ______ in b. 7 mi ≈ ______ km


Example 1

Convert.

a. 26 cm ≈ ______ in

26 cm i 0.4

b. 7 mi ≈ ______ km


Example 1

Convert.

a. 26 cm ≈ ______ in

26 cm i 0.4 ≈ 10.4 in

b. 7 mi ≈ ______ km


Example 1

Convert.

a. 26 cm ≈ ______ in

26 cm i 0.4 ≈ 10.4 in

26 cmi

0.4 in1 cm

b. 7 mi ≈ ______ km


Example 1

Convert.

a. 26 cm ≈ ______ in

26 cm i 0.4 ≈ 10.4 in

26 cmi

0.4 in1 cm ≈ 10.4 in

b. 7 mi ≈ ______ km


Example 1

Convert.

a. 26 cm ≈ ______ in

26 cm i 0.4 ≈ 10.4 in

26 cmi

0.4 in1 cm ≈ 10.4 in

b. 7 mi ≈ ______ km

7 mi i 1.6


Example 1

Convert.

a. 26 cm ≈ ______ in

26 cm i 0.4 ≈ 10.4 in

26 cmi

0.4 in1 cm ≈ 10.4 in

b. 7 mi ≈ ______ km

7 mi i 1.6 ≈ 11.2 km


Example 1

Convert.

a. 26 cm ≈ ______ in

26 cm i 0.4 ≈ 10.4 in

26 cmi

0.4 in1 cm ≈ 10.4 in

b. 7 mi ≈ ______ km

7 mi i 1.6 ≈ 11.2 km

7 mii1.6 km

1 mi


Example 1

Convert.

a. 26 cm ≈ ______ in

26 cm i 0.4 ≈ 10.4 in

26 cmi

0.4 in1 cm ≈ 10.4 in

b. 7 mi ≈ ______ km

7 mi i 1.6 ≈ 11.2 km

7 mii1.6 km

1 mi ≈ 11.2 km


Example 1

Convert.

c. 1800 yd ≈ ______ km


Example 1

Convert.

c. 1800 yd ≈ ______ km

1800 yd i 0.9


Example 1

Convert.

c. 1800 yd ≈ ______ km

1800 yd i 0.9 ≈ 1620 m


Example 1

Convert.

c. 1800 yd ≈ ______ km

1800 yd i 0.9 ≈ 1620 m

1620 m ÷ 1000


Example 1

Convert.

c. 1800 yd ≈ ______ km

1800 yd i 0.9 ≈ 1620 m

1620 m ÷ 1000 ≈ 1.62 km


Example 1

Convert.

c. 1800 yd ≈ ______ km

1800 yd i 0.9 ≈ 1620 m

1800 ydi

0.9 m1 yd

1620 m ÷ 1000 ≈ 1.62 km


Example 1

Convert.

c. 1800 yd ≈ ______ km

1800 yd i 0.9 ≈ 1620 m

1800 ydi

0.9 m1 yd

1620 m ÷ 1000 ≈ 1.62 km

i

1 km1000 m


Example 1

Convert.

c. 1800 yd ≈ ______ km

1800 yd i 0.9 ≈ 1620 m

1800 ydi

0.9 m1 yd ≈ 1.62 km

1620 m ÷ 1000 ≈ 1.62 km

i

1 km1000 m


Converting: Units of Capacity


Converting: Units of Capacity


1 qt ≈ 0.9 L 1 L ≈ 1.1 qt

1 pt ≈ 0.5 L 1 L ≈ 2.1 pt


Example 2

Convert.

a. 10 L ≈ ______ qt b. 13 pt ≈ ______ L


Example 2

Convert.

a. 10 L ≈ ______ qt

10 L i 1.1

b. 13 pt ≈ ______ L


Example 2

Convert.

a. 10 L ≈ ______ qt

10 L i 1.1 ≈ 11 qt

b. 13 pt ≈ ______ L


Example 2

Convert.

a. 10 L ≈ ______ qt

10 L i 1.1 ≈ 11 qt

10 Li

1.1 qt1 L

b. 13 pt ≈ ______ L


Example 2

Convert.

a. 10 L ≈ ______ qt

10 L i 1.1 ≈ 11 qt

10 Li

1.1 qt1 L ≈ 11 qt

b. 13 pt ≈ ______ L


Example 2

Convert.

a. 10 L ≈ ______ qt

10 L i 1.1 ≈ 11 qt

10 Li

1.1 qt1 L ≈ 11 qt

b. 13 pt ≈ ______ L

13 pt i 0.5


Example 2

Convert.

a. 10 L ≈ ______ qt

10 L i 1.1 ≈ 11 qt

10 Li

1.1 qt1 L ≈ 11 qt

b. 13 pt ≈ ______ L

13 pt i 0.5 ≈ 6.5 L


Example 2

Convert.

a. 10 L ≈ ______ qt

10 L i 1.1 ≈ 11 qt

10 Li

1.1 qt1 L ≈ 11 qt

b. 13 pt ≈ ______ L

13 pt i 0.5 ≈ 6.5 L

13 pti0.5 L

1 pt


Example 2

Convert.

a. 10 L ≈ ______ qt

10 L i 1.1 ≈ 11 qt

10 Li

1.1 qt1 L ≈ 11 qt

b. 13 pt ≈ ______ L

13 pt i 0.5 ≈ 6.5 L

13 pti0.5 L

1 pt ≈ 6.5 L


Converting: Units of Weight/Mass


Converting: Units of Weight/Mass


1 oz ≈ 28.3 g 1 g ≈ 0.04 oz

1 lb ≈ 0.5 kg 1 kg ≈ 2.2 lb


Example 3

Convert.

a. 29 lb ≈ ______ kg b. 75 g ≈ ______ oz


Example 3

Convert.

a. 29 lb ≈ ______ kg

29 lb i 0.5

b. 75 g ≈ ______ oz


Example 3

Convert.

a. 29 lb ≈ ______ kg

29 lb i 0.5 ≈ 14.5 kg

b. 75 g ≈ ______ oz


Example 3

Convert.

a. 29 lb ≈ ______ kg

29 lb i 0.5 ≈ 14.5 kg

29 lbi

0.5 kg1 lb

b. 75 g ≈ ______ oz


Example 3

Convert.

a. 29 lb ≈ ______ kg

29 lb i 0.5 ≈ 14.5 kg

29 lbi

0.5 kg1 lb ≈ 14.5 kg

b. 75 g ≈ ______ oz


Example 3

Convert.

a. 29 lb ≈ ______ kg

29 lb i 0.5 ≈ 14.5 kg

29 lbi

0.5 kg1 lb ≈ 14.5 kg

b. 75 g ≈ ______ oz

75 g i 0.04


Example 3

Convert.

a. 29 lb ≈ ______ kg

29 lb i 0.5 ≈ 14.5 kg

29 lbi

0.5 kg1 lb ≈ 14.5 kg

b. 75 g ≈ ______ oz

75 g i 0.04 ≈ 3 oz


Example 3

Convert.

a. 29 lb ≈ ______ kg

29 lb i 0.5 ≈ 14.5 kg

29 lbi

0.5 kg1 lb ≈ 14.5 kg

b. 75 g ≈ ______ oz

75 g i 0.04 ≈ 3 oz

75 gi

0.04 oz1 g


Example 3

Convert.

a. 29 lb ≈ ______ kg

29 lb i 0.5 ≈ 14.5 kg

29 lbi

0.5 kg1 lb ≈ 14.5 kg

b. 75 g ≈ ______ oz

75 g i 0.04 ≈ 3 oz

75 gi

0.04 oz1 g ≈ 3 oz


Reminder about conversions


Reminder about conversions

We are only estimating. To be more accurate with your conversions, use conversion rates with more

decimals, such as those in your Passport.


Problem Set


Problem Set

p. P7 #1-21 odd

“A successful individual typically sets his next goal somewhat but not too much above his last achievement. In this way he steadily raises his

level of aspiration.” - Kurt LewinWednesday, September 7, 2011

geometry section 0-2 1112

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