Hello Jaiprakash In the question, everything is given in mm. But height is in cm. So, we convert cm to mm 1 cm = 10 mm So, 14 cm = 14 x 10 = 140 mm

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You written wrong in question 7 you had written h=14 but in the formul

Davneet Singh

Hello Jaiprakash

In the question, everything is given in mm.

But height is in cm.

So, we convert cm to mm

1 cm = 10 mm

So, 14 cm = 14 x 10 = 140 mm

Written on Nov. 10, 2017, 9:44 p.m.

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Class 6