Answer:
19
Step-by-step explanation:
Answer:
1.6
Step-by-step explanation:
Answer:
21 cm by 21 cm
Step-by-step explanation:
The formula for the area of a square is A = x^2, where x is the length of any one side of the square. Here,
441 cm² = x²
This actually has two roots: {√441, -√441), but since x must be positive here, to be a dimension of the square, we choose +√441, or +21.
The dimensions of the square are 21 cm by 21 cm.
Answer:
<h2>5,321.9</h2>
Step-by-step explanation:
V=πr2h=π·112·14≈5321.85796
The original formula to find the volume of a cylinder is:
<em>V=πr2h</em>