The surface area, I believe, is 584,064.
Broken down, the formula is really 312 x 312 x 6
312 x 312 = 97,344 97,344 x 6 = 584,064......... There is your answer.
SA = 584,064
What do you need help on?
Answer:
228 feet
Step-by-step explanation:
Since M represents the number of lessons he completes,
sub M=8 into S=26M+20
S=26(8)+20
=228
Number of runners needed = 1 1/2 / 1/4
= 3/2 / 1/4
= 3/2 * 4
= 12/2 = 6 runners (answer).
It’s either a or c because it’s not a straight line so it’s definitely not b or d