Answer:
63
Step-by-step explanation:
Make a ratio:
5 : 7 = 45 : x
x = 63
Base x height divided by 2
10x8=80
80÷2=40
area=40
Answer:
a) 3,6,9,12,15,18,21,24
b) 8,16,24,32,48,56,64,72
a) 16
b) 48
c) 24
d) 36
Step-by-step explanation:
C Bill drove at a rate that was 10 mph faster than the rate Kevin drove
4 x (n + 20), pretty simple. :)