Answer:
50.24 square feet
Step-by-step explanation:
Area of a circle = πr2
= π × 4^2
= 50.26 square feet
Rational number, because the Square root of 400 is 20, since 20 x itself is 400. Hope this helps!
Answer:
C
Step-by-step explanation:
x+4> 8
Subtract 4 from each side
x+4-4>8-4
x > 4
Open circle at 4, line going to the right
Answer:
Step-by-step explanation:
Total students = 28 + 25 = 53
So, 53 cubes should be made
Number of blocks needed to make 1 cube = 512
Number of blocks needed to make 53 cubes = 512 * 53
= 27136