So the ratio is 3:5. Se need to find x:1 you do that by dividing each side by 5. 3/5 = .6
Answer:
546
Step-by-step explanation:
Surface Area = 2(lw + lh + wh)
plug in 21 10.5 and 2.5
Answer:
add 2 zeros at the end of all of them
Step-by-step explanation:
Answer:
Part A: He can use distance formula. The formula is: 
Part B: 41.63 (rounded to nearest hundredth)
Step-by-step explanation:
Plug this into the formula. First, subtract the numbers in the parentheses. Then, square them. Add those totals together. Lastly, take the square root using a calculator.
The answer is 4x^2 - 7x+2