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Construction Of Triangles Free Doubts and Solutions

CBSE - IX - Mathematics - Geometric Constructions

construct a triangle ABC with BC=8cm, angle B=75, and AC-BC=4cm.
[with steps of constructions]

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CBSE - IX - Mathematics - Geometric Constructions

Construct a ABC in which AB = 5.8 cm, BC + CA = 8.4 cm and B = 60o

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CBSE - IX - Mathematics - Geometric Constructions

Construct a right angled triangle PQR right angled at Q where base QR is 4 cm and the sum of other side and hypotenuse is 8 cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a triangle XYZ in which Y = 30o, Z = 90o and XY + YZ + ZX = 11 cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a ABC in which BC = 5.7 cm B = 30o and AB - AC = 3 cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a ABC whose perimeter is 12 cm, B = 60o and C = 45o. Justify the construction.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a right triangle whose base is 6 cm and the difference of its hypotenuse and the other side is 2 cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a ABC such that B = 60o, C = 45o and its perimeter is 10 cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a right triangle whose base is 12 cm and sum of its hypotenuse and other side is 18 cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a triangle PQR with base PQ = 8.4 cm, P = 45o and PR - QR = 2.8 cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a triangle ABC in which B = 60o, C = 45o and the perimeter of the triangle is 11 cm.

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CBSE - IX - Mathematics - Geometric Constructions

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CBSE - IX - Mathematics - Geometric Constructions

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CBSE - IX - Mathematics - Geometric Constructions

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CBSE - IX - Mathematics - Geometric Constructions

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CBSE - IX - Mathematics - Geometric Constructions

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CBSE - IX - Mathematics - Geometric Constructions

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CBSE - IX - Mathematics - Geometric Constructions

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CBSE - IX - Mathematics - Geometric Constructions

Construct a right angled isosceles triangle whose hypotenuse is 7 cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a triangle ABC having perimeter 12 cm and angles in the ratio 3:4:5.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a triangle ABC in which BC = 5 cm, angle B = 75o and the median bisecting BC is 3.6 cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct an equilateral triangle, one of whose altitudes measures 6cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a triangle whose base is 12cm and sum of hypotenuse and other side is 18cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a triangle ABC in which BC = 5.6cm, AC – BC = 1.6cm and angle B = 45o. Justify your construction.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a triangle ABC in which BC = 8cm, angle B = 45o and AB – AC = 3.5cm

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CBSE - IX - Mathematics - Geometric Constructions

If two sides of a triangle are unequal, the angle opposite to the greater side will be greater. Prove.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a triangle XYZ in which angle Y = 30o, angle Z = 90o and XY + YZ + ZX =11cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a triangle in which BC = 7cm, angle B = 75o and AB +AC = 13cm.

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CBSE - IX - Mathematics - Geometric Constructions

Construct a ABC in which BC = 4.5 cm, B = 45o and AB - AC = 2.5 cm. Justify the construction.

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CBSE - IX - Mathematics - Geometric Constructions

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CBSE - IX - Mathematics - Geometric Constructions

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