All the solutions provided in McGraw Hill My Math Grade 2 Answer Key PDF Chapter 11 Lesson 3 Select and Use Customary Tools will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 2 Answer Key Chapter 11 Lesson 3 Select and Use Customary Tools
Explore and Explain
Teacher Directions: Draw an object you would measure with an inch ruler in box 1. Draw an object you would measure with o yardstick in box 2. Draw on object you would measure with a measuring tape in box 3. Explain your drawings.
Answer:
See and Show
You can select and use tools to measure length. Circle the tool you would use to measure a marker.
Helpful Hint
Measure objects shorter than a foot with an inch ruler, objects longer than a foot with a yardstick, j and objects longer than 3 feet with Measuring tape.
Find the object. Choose the tool and measure it. Explain why you choose that tool.
As the marker is shorter than a foot, an inch ruler can be used to measure it.
The measurement of the marker is about 2 inches.
Question 1.
Object
Tool: ______________
Measure: about ______________
Answer:
As the object is shorter than a foot, an inch ruler can be used to measure it.
The measurement of the object is about 3 inches.
Question 2.
Object
Tool: ______________
Measure: about ______________
Answer:
As the object is longer than 3 feet, a Measuring tape can be used to measure it.
The measurement of the object is about 5 foot.
Question 3.
Object
Tool: ______________
Measure: about ______________
Answer:
As the object is shorter than a foot, an inch ruler can be used to measure it.
The measurement of the object is about 4 inches.
Talk Math How do you know which tool to use to measure?
Answer:
If an object is shorter than a foot, measure such objects with inch ruler.
For example:Brick, hand, compass box.
If an object is longer than foot then measure them using yardstick
For example: Table,height of a chair or swingset.
If an object is longer than 3 feet then use Measuring tape.
For example: Wall, floor,cupbaord.
On My Own
Find the object. Choose the tool and measure it. Explain why you chose that tool.
Question 4.
Object
Tool: ______________
Measure: about ______________
Answer:
As the object is longer than a foot, yardstick can be used to measure it.
The measurement of the object is about 3 foot.
Question 5.
Object
Tool: ______________
Measure: about ______________
Answer:
As the object is longer than 3 feet, a Measuring tape can be used to measure it.
The measurement of the object is about 7 foot.
Question 6.
Object
Tool: ______________
Measure: about ______________
Answer:
As the object is shorter than a foot, an inch ruler can be used to measure it.
The measurement of the object is about 2 inches.
Question 7.
Object
Tool: ______________
Measure: about ______________
Answer:
As the object is longer than 3 feet, a Measuring tape can be used to measure it.
The measurement of the object is about 10 foot.
Question 8.
Object
Tool: ______________
Measure: about ______________
Answer:
As the object is longer than a foot, yardstick can be used to measure it.
The measurement of the object is about 2 foot.
Question 9.
Object
Tool: ______________
Measure: about ______________
Answer:
As the object is shorter than a foot, an inch ruler can be used to measure it.
The measurement of the object is about 2 inches.
Problem Solving
Question 10.
Vijay measures the length of his bike with a yardstick. He says it is one yardstick long. How many inches long is it?
_____________ inches
Answer:
Vijay measures the length of his bike with a yardstick. He says it is one yardstick long.
Therefore, it will be 36 inches long.
Question 11.
Ethan measured his foot with a yardstick. What other tool would have been a better choice?
Answer:
Ethan measured his foot with a yardstick, an inch ruler have been a better choice.
Question 12.
Aisha measured her backyard with a ruler.” Curtis measured his backyard with a yardstick. What other tool would have been a better choice?
Answer:
Measuring tape would have been a better choice.
HOT Problem Omar laid 6 yardsticks end to end to measure his driveway. He said it was 6 feet long. Tell why Omar is wrong. Make it right.
Answer:
Omar laid 6 yardsticks end to end to measure his driveway. He said it was 6 feet long. But he is wrong because one yardstick is 3 feet long. So, the driveway will be 6 Ă— 3 feet=18 feet.
McGraw Hill My Math Grade 2 Chapter 11 Lesson 3 My Homework Answer Key
Practice
Find the object. Choose the tool and measure it.
Question 1.
Object
Tool: ______________
Measure: about _____________
Answer:
As the object is longer than 3 feet, a yardstick can be used to measure it.
The measurement of the object is about 36 inches.
Question 2.
Object
Tool: ______________
Measure: about _____________
Answer:
As the object is shorter than a foot, an inch ruler can be used to measure it.
The measurement of the object is about 1 inch.
Question 3.
Object
Tool: ______________
Measure: about _____________
Answer:
As the object is longer than 3 feet, a Measuring tape can be used to measure it.
The measurement of the object is about 10 foot.
Question 4.
Object
Tool: ______________
Measure: about _____________
Answer:
As the object is longer than 3 feet, a Measuring tape can be used to measure it.
The measurement of the object is about 10 foot.
Question 5.
Object
Tool: ______________
Measure: about _____________
Answer:
As the object is longer than 3 feet, a Measuring tape can be used to measure it.
The measurement of the object is about 26 foot.
Question 6.
There are 36 inches in 3 feet. How many inches are in 6 feet?
_____________ inches
Answer:
1 feet is 12 inches.
Then 6 feet will be 6Ă—12 inches = 72 inches.
Test Practice
Question 7.
Four feet is equal to __________ inches.
(A) 12
(B) 24
(C) 36
(D) 48
Answer:
1 feet is equal to 12 inches.
Therefore, 4 feet will be equal to 4Ă—12=48 inches.
So, option D will be correct.
Math at Home Have your child measure the width of his or her room using a ruler. a yardstick, and a measuring tape. Talk about which tool is the best choice.
Answer:
Centimeters scale can be used to maesure smaller objects such as pencil, pen, bottle and slate.
Meters scale can be used to measure the length of a room or garden.