# The sides of a triangle are 40 cm, 70 cm and 90 cm. If the area of the triangle is k√5 cm2, then the value of k is____

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Updated on:21/07/2023

### Knowledge Check

• Question 1 - Select One

## The sides of a triangle are 4 cm, 5 cm and 6 cm. The area of the triangle is equal to

A154
B1547
C4157
D415
• Question 2 - Select One

## The sides of triangle are 13 cm, 14 cm and 15 cm. The area of the triangle is

A84cm2
B91cm2
C105cm2
D97.5cm2
• Question 3 - Select One

## The sides of a triangle are 56cm, 60cm and 52cm long. Then, the area of the triangle is

A1322 cm2
B1311 cm2
C1344 cm2
D1392 cm2

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