TOPIC TEST
YEAR-8
SQUARE AND SQUARE ROOTS
YEAR
SQUARE AND SQUARE ROOTS
8
50:00
Time available for students to complete test: 50 minutes
Year 8: Square and Square Roots
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1.
If the ratio of three numbers is
numbers.
and the square of their sum is 4900, find the
a. 10, 25, 35
b. 10, 12, 45
c. 12, 45, 18
d. 18, 24, 27
2.
Which of the following is a perfect square?
a. 5330
b. 5437
c. 5625
d. 5931
3.
If
, then
(where
4.
is the number of terms and
.
is the last term)
Choose the correct Pythagorean triplet whose smallest number is 22.
a.
b.
c.
d.
5.
Let an identity be
is __.
6.
The value of
7.
If
. Using the identity, the value of
is __.
, what is the value of
?
a.
b.
c.
d.
Year 8: Square and Square Roots
© Ezy Math Tutoring | All Rights Reserved
8.
What is the value of
?
a.
b.
c.
d.
9.
Choose the correct value of
.
a. 10
b. 11
c. 12
d. 13
10.
Which is the smallest fraction that must be added to
so that the resulting
number is a positive whole number?
a.
b.
c.
d.
11.
The area of a park having sides of equal length is
side of the park.
. Find the length of the
a.
b.
c.
d.
Year 8: Square and Square Roots
© Ezy Math Tutoring | All Rights Reserved
12.
Which smallest possible number divides 3200 such that the quotient is a perfect
square?
a. 2
b. 3
c. 6
d. 7
Year 8: Square and Square Roots
© Ezy Math Tutoring | All Rights Reserved