Which expression is equivalent to 3^2-7?

Mathematics

1 answer:

Hunter-Best [27]3 years ago

4 0

3 squared becomes 9. 9-7 equals 2, which is the final answer.

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Answer:

Length:8 m

Width:3 m

Step-by-step explanation:

The complete question is

If the perimeter of a rectangle is 22 meters, and the perimeter of a right triangle is 12 meters (the sides of the triangle are half the length of the rectangle, the width of the rectangle, and the hypotenuse is 5 meters). How do you solve for L and W, the dimensions of the rectangle.

step 1

Perimeter of rectangle

we know that

The perimeter of rectangle is equal to

$P=2(L+W)$