Answer:
13
Step-by-step explanation:
x^2=5^2+12^2
x^2=25+144
x^2=169
x=13
The answer would be 73. if you don't believe me then divide 511 by 7 or multiply 73 by 7. your welcome
Answer:
50.24
Step-by-step explanation:
radius R = 2
SA = 4πR^2 = 4π*2^2 = 16π = 16*3.14 = 50.24
The first thing that yo do is divide 100 by 5 for Yemi and that's how fast she drove which is 20 miles per hour. And then you do the same thing for Holly 100 divided by 4 which is 25 mph. So Holly is driving faster than Yemi. So you can compare them by dividing the miles by hours for both of them.
