Problem 1: A rectangle is 3 times as long as it is wide. State algebrically that the perimeter is 2 inches. What are the dimensions of the rectangle. Problem 2: A rectangle is 4 units longer than it is wide. Its perimeter is 68 inches. What are its dimeensions Problem 3: The perimeter of a triangle is 20 inches. The second side is 2 inches longer than the first side and the third side is 3 inches longerthan the first side. Find the length of each side of the triangle.
Let's give the width a name, like \(w\). If the rectangle is 3 times as long as it is wide, what is the length of the rectangle in terms of \(w\)?
L
How many \(w\)s are in the same length \(l\)?
Like if you had lots of sticks that were \(w\) long, and one stick that was \(l\) long, how many \(w\) sticks would you need to put in a line for them to be as long as the \(l\) stick?
Word probs are confusing for me I need it explained step by step because I am very confused!
Ok, what they're giving you is an equation. "A rectangle is 3 times as long as it is wide" Is another way to say the length is 3 times the width. Which means: 3W = L
ok
If the perimeter is 2 inches, what do we know?
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