Answer
-1
Step-by-step explanation:
Just plug in the numbers.
Answer:
The square root of 15 in exact form but in decimal form its 3.87298334
Step-by-step explanation:
I would say that the answer is probably 40
Since each side is r times the side of ABC, then 30*r+40*r+60*r is the perimeter, which equals 130r (by separating it into r*(30+40+60) using the distributive property)
