I think the first one might be 18 second might be 10
Use the simple perimeter formula.
P = 2L + 2W
P = 2(9) + 2(5)
P = 19 + 10
P = 29ft
Therefore 29ft of fencing will be needed.
Answer:
3
Step-by-step explanation:
Hundreds Tens Ones
5 3. 8
Answer:
The solution is:
Step-by-step explanation:
Given the expression

Solving


so



∵ 
Therefore, the solution is:

Fist break up each number in the hundreds column add the tens and the ones then add the hundreds to the previous answer