Answer:
81.5
Step-by-step explanation:
34 and 38 are both multiples of 34 and 38 so divide each by 2
34/38 = 17/19
this is its simplest form as it cannot be cancelled down any more
Answer:
36
Step-by-step explanation:
Answer:
C. 
Step-by-step explanation:
Width = x
Length = one fifth of width minus 2
Length = 
Perimeter is given by the formula








Answer:
3.21003271 x 10^8
Step-by-step explanation:
1. Add a decimal to the end of the number
2. Move the decimal left until your number is less than 10 but greater than 1
3. Count how many times you moved your decimal
4. Write the number of times you moved your decimal as the exponent
Sorry if the steps confuse you also Scientific Notation is my specialty