ICSE ICSE Class 7 - CISCE Question Bank Solutions

State, whether the pairs of triangles given in the following figures are congruent or not:

State, whether the pairs of triangles given in the following figures are congruent or not:

State, whether the pairs of triangles given in the following figures are congruent or not:

State, whether the pairs of triangles given in the following figures are congruent or not:

Δ ABC in which AB = 2 cm, BC = 3.5 cm and ∠C = 80° and Δ DEF in which DE = 2 cm, DF = 3.5 cm and ∠D = 80°.

In the given figure, prove that: ∆ ABD ≅ ∆ ACD

Prove that:
(i) ∆ ABC ≅ ∆ ADC
(ii) ∠B = ∠D
(iii) AC bisects angle DCB

Prove that:

1. ∆ ABD ≅ ∆ ACD
2. ∠B = ∠C
3. ∠ADB = ∠ADC
4. ∠ADB = 90°

In the given figure, prove that:
(i) ∆ ACB ≅ ∆ ECD
(ii) AB = ED

Prove that:
(i) ∆ ABC ≅ ∆ ADC
(ii) ∠B = ∠D

State, whether the pairs of triangles given in the following figures are congruent or not:

The length and the breadth of a rectangular plot are 135 m and 65 m. Find, its perimeter and the cost of fencing it at the rate of ₹60 per m.

The length and breadth of the rectangular piece of land area in the ratio of 5 : 3. If the total cost of fencing it at the rate of ₹48 per metre is ₹19,200, find its length and breadth.

A wire is in the shape of square of side 20 cm. If the wire is bent into a rectangle of length 24 cm, find its breadth.

State, true or false:

A line segment 4 cm long can have only 2000 points in it.

State, true or false:

A ray has one endpoint and a line segment has two end-points.

State, true or false:

A line segment is the shortest distance between any two given points.

State, true or false:

An infinite number of straight lines can be drawn through a given point.

State, true or false:

Is 40° the complement of 60°?

State, true or false:

Is 45° the supplement of 45°?

Write the number of endpoints in
(a) a line segment AB
(b) a ray AB
(c) a line AB