WorksheetsFormulae Practice
Total questions: 20
Worksheet time: 40mins
Name
Class
Date
1.
What is the formula for the area of a triangle
a)
A=bh
b)
A=lw
c)
A=s2
d)
A=1/2(bh)
2.
What is the formula for the area of a rectangle?
a)
A=lw
b)
A=1/2*h(b1+b2)
c)
A=3.14(r)
d)
A=s2
3.
g2-3(h-g)Evaluate if g=3 and h=-2
a)
6
b)
9
c)
24
d)
5
4.
What is the value of the expression
x2 + y2 + x - y
when x = -1 and y = 3
x2 + y2 + x - y
when x = -1 and y = 3
a)
6
b)
8
c)
12
d)
16
5.
Solve for t.
D= rt
D= rt
a)
D/r = t
b)
Dr = t
c)
D/t = r
d)
Dt = r
6.
pV = nRT
solve for R
solve for R
a)
R= pV/nT
b)
R= p/n + V/T
c)
R= pV - nT
d)
R= (pV-n)/T
7.
ax + c = R
(solve for x)
(solve for x)
a)
ax = R + c
b)
ax = R - c
c)
x = a(R-c)
d)
x = (R-c) / a
8.
a)
1
b)
2
c)
4
d)
8
9.
Solve for x
a)
x = 1/10
b)
x = 10
c)
x = 4
d)
x = 5
10.
Solve for x
a)
x = 15
b)
x = 11
c)
x = 1/11
d)
x = 20
11.
Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat. Write an equation for C, the total cost, to rent the boat for h hours.
a)
h = 2C + 15
b)
C = 15h + 2
c)
h = 15C + 2
d)
C = 2h + 15
12.
Margaret is a waitress at The Seafood Bonanza. She earns $3 an hour plus 90% of her tips. Write an equation for her salary, S, if she works h hours and earns d dollars in tips.
a)
3h + 0.90d = S
b)
S = 90d + 3h
c)
S = 3d + 90h
d)
S = 3h + 9.0d
13.
The Roaming Cell Phone Company charges $15.00 per month plus $0.20 per minute of airtime usage. If Juanita uses x minutes of airtime, what is an equation that can be used to determine her monthly cell phone bill (C)?
a)
C = 15 + 0.20x
b)
C =15 (0.20x)
c)
C = 15 + x + 0.20
d)
C = 0.20 + 15x
14.
Jeff drew a circle inside a square, as shown below. Which method can Jeff use to find the area of the square not covered by the circle?
a)
Subtract the area of the circle from the area of the square.
b)
Subtract the area of the square from the area of the circle.
c)
Subtract 1/4 the area of the square from the area of the circle.
d)
Subtract 1/4 the area of the circle from the area of the square.
15.
Look at the figure below. What method could be used to find the area of the two-dimensional figure?
a)
Find the area of the trapeziod, find the area of the rectangle, and then subtract the areas.
b)
Find the area of the trapeziod, find the area of the rectangle, and then multiply the areas.
c)
Find the area of the trapezoid, find the area of the rectangle, and then divide the areas.
d)
Find the area of the trapezoid, find the area of the rectangle, and then add the areas.
16.
Which of the following can be used to find the area of a half circle?
a)
Pi times diameter divided by two.
b)
Pi times radius divided by two.
c)
Pi times radius times radius divided by two.
d)
Two times pi times radius.
17.
Find the 10th term.
a)
16
b)
12
c)
21
d)
30
18.
Create the formula for the arithmetic sequence:
18, 20, 22, 24...
a)
16+2n
b)
-16+2n
c)
2-16n
d)
2+16n
19.
Create the formula for the arithmetic sequence:
6, 11, 16, 21...
a)
-1-5n
b)
-1+5n
c)
1+5n
d)
1-5n
20.
Write an explicit rule for the general term of the sequence 5, 15, 45, . . . ?
a)
an-1 x 3
b)
5(3)n-1
c)
3(5)n-1
d)
5 + (n-1)3
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