WorksheetsG 10-3 Areas of Regular Polygons
Total questions: 15
Worksheet time: 42mins
Name
Class
Date
1.
a)
40 yd
b)
40 yd2
c)
80 yd2
d)
18 yd2
2.
Find the area
a)
96 cm2
b)
48 cm2
c)
36 cm2
d)
48 cm
3.
REGULAR in Maths means...
a)
Normal
b)
Two sides have the same length
c)
All sides are equal and all angles are equal
d)
It has right angles
4.
Find the area.
a)
50.4
b)
700.56
c)
100.08
d)
1401.12
5.
Find the area.
a)
12.75
b)
191.25
c)
19.125
d)
95.625
6.
Which is the apothem?
a)
AD
b)
AB
c)
CD
d)
CB
7.
Find m<OHM
a)
30°
b)
60°
c)
90°
d)
45°
8.
Find the length of OM
a)
20
b)
10
c)
10√3
d)
5√3
9.
A line from the center of a regular polygon at right angles to any of its sides.
a)
apothem
b)
radius
c)
permimeter
d)
area
10.
Find the area of this regular polygon
a)
81.8 m2
b)
204.4 m2
c)
408.8 m2
d)
40.8 m2
11.
The apothem of a 40-sided regular polygon is 11.4 meters. What is its area if each side measures 1.9 meters?
a)
216.6 m2
b)
433.2 m2
c)
866.4 m2
d)
1732.8 m2
12.
What is the area of a regular octagon having an apothem of 13.3 meters and a side length of 11 meters?
a)
585.2 m2
b)
1170.4 m2
c)
292.6 m2
d)
2340.8 m2
13.
What is the formula to find the area of this shape?
a)
21(d1⋅d2)
b)
l×w
c)
4s23
d)
21aP
14.
What does the 'a' stand for in the following formula?
a)
area
b)
apossum
c)
altitude
d)
apothem
15.
Find the area of the square.
a)
100 m2
b)
400 m2
c)
80 m2
d)
100√2 m2
100 %
