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WorksheetsAlgebraic Formulae
Total questions: 10
Worksheet time: 4mins
Name
Class
Date
1.
An equation which combines variables with an equal sign is a
a)
value
b)
formulae
c)
statement
d)
operations
2.
In which of the following, is E the subject of the formula?
a)
E = L ⁄ 5E
b)
2E = bh
c)
E = mc2
d)
E2 = u2 + 2as
3.
(m + n)2 can be expressed as
a)
m + n2
b)
2 (m + n)
c)
m2 + n2
d)
(m + n) (m + n)
4.
Which of the following is true?
a)
(a-b)2 = a2 - b2
b)
(a + b)2 = a2 + 2ab + b2
c)
(a - b)2 = a2 - 2ab - b2
d)
(a + b) (a - b) = a2 - 2ab + b2
5.
Which of the following is the variable?
a)
Total number of days in August.
b)
The number of hours in a day.
c)
Total number of side of a square.
d)
Number of students in a school bus everyday
6.
The area, A of trapezium ABCD is given by the formula A = ½ h (a + b).
Which of the following is true?
Which of the following is true?
a)
h is the length of AB
b)
h is the length of DC
c)
a is the length of AB
d)
b is the length of DC
7.
A rectangle is r cm long, s cm wide and has an area of P cm2. Express P in terms of r and s.
a)
P = rs
b)
P = r ∕ s
c)
P = 2rs
d)
P = (rs)2
8.
r(s − 2t) can be expressed as
a)
rs - rt
b)
rs − 2t
c)
rs − 2rt
d)
s − 2t
9.
Given that x = 5 and y = ½, hence 3x2 − 2xy =
a)
25
b)
55
c)
70
d)
85
10.
(2p + 3q)(p − 6q)
a)
2p2 − 12pq + 3pq − 18q2
b)
2p2 − 12pq + p − 6q
c)
2p + 3q + p − 6q
d)
2p + 3pq − 18q2
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