Answer:
x = 5
Step-by-step explanation:
9/15 = 3/x
x = 5
Answer:
1.
2. 
Step-by-step explanation:
1. The area of a hexagon is A = 
Here our a is 4, so plugging in 4 to our equation gives
which simplifies to 
2. The area of an octagon is 
Here our r is 9, so plugging in 9 to our equation gives
which simplifies to 
Answer:
45
Step-by-step explanation:
The known side is 3 times the length of the smaller figure. To make sure the figures remain similar, you must also multiply the longer side of the smaller figure(15) by 3. This will give you 45.
I think it’s
20,400*10=204,000
Answer:

Step-by-step explanation:
We want to compare the fractions

First, we collect LCM
The LCM of 3,6, and 5 is 30


This means that

Hence,
