Measurements Of Polygons And Circles Worksheets - Lance Mangham, 6th Grade Math, Carroll Isd Page 5

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Activity 10-1: Perimeter
Name:
Perimeter : The distance around the outside of a figure. Per means around. Meter means measure.
Thus, the perimeter of a figure is the measure around it.
Classify each shape by giving the most specific name possible. Then find the perimeter of each figure.
1.
2.
3.
3.5 m
13 cm
5 m
14 ft
4 m
10 cm
14 ft
18 cm
8.5 m
9 ft
2.0 km
4.
5.
6.
0.9 m
2.9 km
0.9 m
0.9 m
Regular
1.8 m
2.4 km
polygon
1.6 km
0.9 m
2.5 km
24 in
1.8 m
Find the missing part of each rectangle.
P = 160 mm
P = 21.8 km
7.
W =
8.
L =
L = 32 mm
W = 4.7 km
9.
Find the perimeter of a sheet of typing paper 8.5 in. wide and 11 in. long.
Which of the following CANNOT be used to find the perimeter of a square
with side length s ?
10.
A. s s s s
B. 2
2
C. 4s
D. s s
+ + +
s
+
s
×
Peter wants to find the perimeter of the isosceles trapezoid shown below.
Which equation could Peter use to find P, the perimeter of the trapezoid?
8 inches
5 inches
11.
14 inches
A
8 14 5
C
P = •
+
P = +
8 14 (2 5)
+
B
D
8 5 14 4
P =
(8 14) 4 2
+
• ÷
P = + +
+
th
Created by Lance Mangham, 6
grade math, Carroll ISD

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