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Show the number √5 on the number line.
Concept: undefined >> undefined
Show the number √7 on the number line.
Concept: undefined >> undefined
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In the adjoining figure, each angle is shown by a letter. Fill in the boxes with the help of the figure.

Corresponding angles.
(1) ∠p and `square`
(2) ∠q and `square`
(3) ∠r and `square`
(4) ∠ s and `square`
Interior alternate angles.
(5) ∠s and `square`
(6) ∠w and `square`
Concept: undefined >> undefined
Observe the angles shown in the figure and write the following pair of angles.

Interior alternate angles
Concept: undefined >> undefined
Observe the angles shown in the figure and write the following pair of angles.

Corresponding angles
Concept: undefined >> undefined
Observe the angles shown in the figure and write the following pair of angles.

Interior angles
Concept: undefined >> undefined
In the adjoining figure, if line m || line n and line p are a transversal then find x.

Concept: undefined >> undefined
In the adjoining figure, if line a || line b and line l is a transversal then find x.

Concept: undefined >> undefined
In the adjoining figure line p || line q. Line t and line s are transversals. Find measure of ∠x and ∠y using the measures of angles given in the figure.

Concept: undefined >> undefined
Expand.
(a + 2) (a − 1)
Concept: undefined >> undefined
Expand.
(p + 8) (p − 3)
Concept: undefined >> undefined
Expand.
(13 + x) (13 − x)
Concept: undefined >> undefined
Expand.
(3x + 4y) (3x + 5y)
Concept: undefined >> undefined
Expand.
(9x − 5t) (9x + 3t)
Concept: undefined >> undefined
Expand.
`(m + 2/3)(m − 7/3)`
Concept: undefined >> undefined
Expand.
`(x + 1/x)(x - 1/x)`
Concept: undefined >> undefined
Expand.
`(1/y + 4)(1/y - 9)`
Concept: undefined >> undefined
Find the volume of a box if its length, breadth and height are 20 cm, 10.5 cm and 8 cm respectively.
Concept: undefined >> undefined
A cuboid shape soap bar has volume 150 cc. Find its thickness if its length is 10 cm and breadth is 5 cm.
Concept: undefined >> undefined
