WorksheetsSontag Geometry Chapter 8
Total questions: 21
Worksheet time: 12mins
Name
Class
Date
1.
if c=12, m∠A=80, and m∠C=40, find a.
a)
18.4
b)
15
c)
18.3
d)
17.26
2.
If b = 20, c = 26, and m∠C = 52, find m∠B
a)
35
b)
37
c)
43
d)
26
3.
If a=18, c=16, and m∠A = 84, find m∠C
a)
76
b)
57.3
c)
62
d)
28
4.
If a=25,m∠A=72, and m∠B=17, find b
a)
17
b)
4.2
c)
8
d)
7.7
5.
r=5,s=8,m∠T=39, find t
a)
4.8
b)
5.2
c)
12
d)
8
6.
r=6,t=11,m∠S=87, find s
a)
11
b)
12.3
c)
9.8
d)
5.6
7.
r=9,t=15,m∠S=103, find s
a)
16.4
b)
17.3
c)
18
d)
19.2
8.
s=12,t=10,m∠R=58, find r
a)
3.7
b)
10.8
c)
999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999
d)
9.4
9.
Find the values of x and y.
a)
x=28.3 y=28.3
b)
x=23 y=23
c)
x=25 y=25
d)
x=29 y=29
10.
Find the values of x and y.
a)
x=13 y=22
b)
x=11 y=19
c)
x=10 y=14
d)
x=12 y=20
11.
Find the values of x and y.
a)
x=7 y=6
b)
x=5 y=4
c)
x=6.9 y=5.7
d)
x=8 y=7
12.
Find the perimeter of the figure.
a)
p=18
b)
p=17.3
c)
p=17
d)
p=16.2
13.
Find the values of sin θ,cos θ, and tan θ in the right triangle shown.
a)
sin= 3/5 cos= 4/5 tan= 3/4
b)
sin= 5/3 cos= 3/4 tan= 4/3
c)
sin= 5/4 cos= 4/3 tan= 4/5
14.
Opposite/hypotenuse is?
a)
Sin
b)
Cos
c)
Tan
15.
Opposite/adjacent is?
a)
Sin
b)
Tan
c)
Cos
16.
Find the tan.
a)
52.3
b)
53.5
c)
55
d)
49.8
17.
A kite is flying with the string inclined at 60o to the horizon. What is the height of the kite above the ground, when the string is 30 m long?
a)
27.41 m
b)
25.98 m
c)
28.21 m
d)
28.98 m
18.
What is the geometric mean of 4 and 7
a)
5.3
b)
7.3
c)
8
d)
4
19.
The geometric mean of two numbers is greater than the average of the two numbers
a)
Sometimes?
b)
Always?
c)
Never?
d)
Maybe?
20.
What is the geometric mean of 8 and 12
a)
9.5
b)
9.8
c)
9.3
d)
8.5
21.
If the geometric mean of two positive numbers is less than 1, then both of the numbers are less than 1
a)
Never
b)
Always
c)
sometimes
d)
I don't know don't care
100 %
