Question

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REVISION PAPER- (2020-2021)
CLASS: VII
MATHEMATICS
1.Find the product of 4x - 30
2 Evaluate (1) (-40)+(-5) (1) 132+ (-11)
3 Find the product, using suitable properties:
(a) 26*(48) + (-48) *(-26)
(b) 625 * (-35) + (-625) 65
4. Find the value of x in the given figure.
(260)
(x-10)
0
5.Find the complements of the following angles.
a) 790
b) 45°
(0)45°
6. Find the supplements of the following angles.
a) 22°
b) 0°
c) 80°
7. If a || b, c is the transversal and < 1 -60°, find the measure of the other angles
8. Find the value of x
(i) 2x - 13 = 5 (ii) 7x + 10 = (-60)-2x
9.Solve:
2(3x-1)
35y +5
(a)
(b)
15
745x
10. The sides of a rectangle are in the ratio 2:3.If the perimeter of the rectangle is 48
1
3
12
cm, Find its dimensions​

Answer 1

Step-by-step explanation:

Solve no.1

4x - 30

x =30+4 = 34