Practice the questions of McGraw Hill Math Grade 8 Answer Key PDF Lesson 15.4 Perimeter with Customary Units to secure good marks & knowledge in the exams.
McGraw-Hill Math Grade 8 Answer Key Lesson 15.4 Perimeter with Customary Units
Exercises
CALCULATE
Question 1.
What is the perimeter of the figure shown?
Answer:
20 in.,
Explanation:
The perimeter of the figure shown with sides is
4 in, 6 in, 4 in, 6 in is 4 in + 6 in + 4 in + 6 in = 20 in.
Question 2.
What is the perimeter of the figure shown?
Answer:
26 in.,
Explanation:
The perimeter of the figure shown with sides is
7 in, 4 in, 6 in, 5 in, 4in is 7 in + 4 in + 6 in + 5 in + 4 in = 26 in.
Question 3.
What is the perimeter of the triangle?
Answer:
108 in.,
Explanation:
The perimeter of the figure shown with sides is
27 in, 36 in and 45 in is 27 in + 36 in + 45 in = 108 in.
Question 4.
What is the perimeter of the figure shown?
Answer:
44 in.,
Explanation:
The perimeter of the figure shown with sides is
12 in, 12 in, 10 in, 10 in is 12 in + 12 in + 10 in + 10 in = 44 in.
Question 5.
What is the perimeter of the figure shown?
Answer:
17 in.,
Explanation:
The perimeter of the figure shown with sides is
4 in, 6 in, 4 in, 3 in is 4 in + 6 in + 4 in + 3 in = 17 in.
Question 6.
What is the perimeter of the figure shown?
Answer:
36 ft,
Explanation:
The perimeter of the figure shown with sides is
four time 5 ft, 2 ft and 2 ft is 4 X (5 ft + 2 ft + 2 ft) = 4 X 9 ft = 36 ft.
Question 7.
Jane created the odd-shaped wheel pictured in the figure. If she were to push the wheel 3 times around, how far would she have pushed the wheel?
Answer:
81 ft,
Explanation:
Given Jane created the odd-shaped wheel
pictured in the figure as shown with 3 ft, 3ft, 3ft,
4 ft, 5 ft, 5 ft, 4 ft the perimeter of odd- shaped
wheel is 3 ft + 3 ft + 3 ft + 4 ft + 5 ft + 5 ft + 4 ft =
27 ft If she were to push the wheel 3 times around,
far would she have pushed the wheel is 3 X 27 ft = 81 ft.