80x3/8=10 common factor. 10x5. And 10x3
50/30
30 boys
50 girls
Answer:
45%
Step-by-step explanation:
There are 5 A's out of a total of 11 letters which is 5/11. 5/11 as a decimal is 0.45 which, as a percentage, is 45%
Im pretty sure you just multiply 12 by 108, in that case there would be 2160 rows
Answer:
B. 31.62
Step-by-step explanation:
First, find the distance of the line using the distance formula,
. Plug the two points (-1,0) and (5,2) into the formula and solve. This gives you 6.32, then this is only one line of a pentagon, which has 5 sides, so you need to multiply. Since you are finding the perimeter, which is all of the sides added together, multiply the one side by 5. 6.32*5=31.62.