We included HMH Into Math Grade 4 Answer Key PDF Module 13 Use Fractions to Understand Angles to make students experts in learning maths.
HMH Into Math Grade 4 Module 13 Answer Key Use Fractions to Understand Angles
What figures do you see?
Write the names of the figures that you see in the diagram.
Answer:
circle
Hexagon
Triangle
Quadrilateral
Rhombus
Explanation:
Circle is a simple geometrical figure with no corners and edges.
Hexagon is a closed shape polygon which has 6 equal sides and 6 equal angles.
Triangle is a three-sided polygon that consists of three edges and three vertices.
Quadrilateral is a plane figure that has four sides or edges, and also has four corners.
Rhombus is a flat shape with 4 equal straight sides and opposite lines are parallel to each other.
Turn and Talk
Describe how you could shade \(\frac{1}{6}\) of the circle.
Answer:
Explanation:
Circle is divided in to six equal parts as shown in the above figure
one part is shaded, that is \(\frac{1}{6}\) of unit fraction.
Describe the rhombuses and find how many there are in the diagram.
Answer:
Explanation:
There are 2 rhombuses.
Rhombus is a flat shape with 4 equal straight sides and opposite lines are parallel to each other.
Describe how you could shade \(\frac{1}{3}\) of the circle.
Answer:
Explanation:
Circle is divided in to six equal parts as shown in the above figure
\(\frac{2}{6}\) of unit fraction is \(\frac{1}{3}\) of a circle.
Are You Ready?
Complete these problems to review prior concepts and skills you will need for this module.
Use a Customary Ruler
Use an inch ruler to measure the length.
Question 1.
The paperclip is about ________ inches long.
Answer:
2 inches
Explanation:
In the above figure ruler is used to measure the paperclip.
Measurement in the ruler is in inches.
The paperclip is about 2 inches long.
Question 2.
The pencil is about _________ inches long.
Answer:
5 inches
Explanation:
In the above figure ruler is used to measure the pencil.
Measurement in the ruler is in inches.
The pencil is about 5 inches long.
Parts of a Whole
Write a fraction to name the shaded part of the whole.
Question 3.
Answer:
\(\frac{2}{3}\)
Explanation:
The whole is divided into 3 equal parts,
two third of the whole is shaded.
Question 4.
Answer:
\(\frac{3}{8}\)
Explanation:
The whole is divided into 8 equal parts,
three eighth of the whole is shaded.
Question 5.
Answer:
\(\frac{6}{6}\) = 1
Explanation:
The whole is divided into 6 equal parts,
6 parts of the whole is shaded.
Compare Parts of a Whole
Shade to show the fractions. Then circle the greater fraction.
Question 6.
Answer:
Explanation:
\(\frac{1}{4}\) is greater than \(\frac{1}{8}\) as the denominator in \(\frac{1}{4}\) is smaller than the denominator in \(\frac{1}{8}\)
Question 7.
Answer:
Explanation:
\(\frac{1}{3}\) is greater than \(\frac{1}{6}\) as the denominator in \(\frac{1}{3}\) is smaller than the denominator in \(\frac{1}{6}\)