8th grade math worksheets 1

Here, 8th grade math worksheets 1 on math is given. You can do the problems on this worksheet and also check whether the answer you have got is correct.

In this 8th grade math worksheets 1, you can find 10 problems on math which are in the level of 8 th grade.

1.What is the value of square root of 81?

(A) 81
(B) 3
(C) 9

 2.Find the area of a right angled triangle, if the radius of the circumcircle is 5cm and altitude to the hypotenuse is 4cm.

(A) 20cm2
(B) 10cm2
(C) 30cm2

3.The volume of cubical box is 46.656 cubic meters. Find the length of the side of the cubical box.

(A) 3.6 m
(B) 5.2 m
(C) 6.7 m

4.The sum of the digits of a two digit number is 15 and if 19 is added to the number the digits are interchanged. Find the required number.

(A) 87
(B) 78
(C) 96

 5.In a circle with center O and radius 17cm, PQ is a chord at a distance of 8cm from the center. Find the length of the chord.

(A) 50 cm
(B) 30 cm
(C) 12 cm

6.The radius and height of a cylinder are in the ratio 5:7 and its volume is 550 cm³ find its radius.

(A) 5 cm
(B) 8 cm
(C) 6 cm

 7.The mean weight of 4 boys is 56 kg and that of 6 girls in 46 kg. find the combined mean weight of 10 students.

(A) 60
(B) 70
(C) 50

 8.The arithmetic mean of 8, 10, x and 12 is 9. Find the value of x.

(A) 6
(B) 7
(C) 9

9.Find the number of sides of regular polygon whose exterior angle measure of 45 degree.

(A) 7 sides
(B) 8 sides
(C) 9 sides

10. Simplify the expressions and evaluate them as directed. x (x-3) + 2 for x = 1

(A) 2
(B) -1
(C) 0

These are the questions on math prepared in 8th grade worksheet1 based on the curriculum of 8th grade


1.  9

2.  20 cm²

3.  3.6m 

4.  78

5.  30

6.  5cm 

7.  50

8.  6 

9.  8 sides

10. 0

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