Answer:
well the answer is
Using Pythagorean thereon
70.
Step-by-step explanation:
Let x be the required number.
We are asked to find the number whose 90% equals to 63.
We can represent our given information in an equation as:
Now, we need to solve for x.
Therefore, 90% of 70 is 63.
Volume =
5√3+2√27+1√3
=5√3+2×3√3+1√3
=√3(5+6+1)
=12√3
