Question

plz solve Q8 step by step

Answer 1

We have to find out side of cube whose volume is 729/343

First lets solve the numerator which is 729

cube means, a multiply a multiply a.

We can write 729 as 3 x 3 x 3 x 3 x 3 x3 = 729

Now, let's solve denominator which is 343.

We can write 343 as 7 x 7 x 7.

Hence side of the cube is 9 divided by 7.

Proof

9 x 9 x 9/ 7 X 7 x 7 = 729/343

Answer 2

Q8) Find the side of a cube whose volume is729/343 cm^3

Given:

Volume of a cube= 729/343 cm^3

To find:
The side

Let the side of a cube be l

We know,
The volume of a cube =l^3

l^3= 729/343 cm^3

l=9/7cm

Hence the side of a cube=
9/7cm

Hope it helps
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