4 years ago

Select Equal or Not Equal to correctly classify each statement.

Mathematics

1 answer:

lyudmila [28]4 years ago

8 0

Only the second row is equal. The first row can't be equal because it says -2=-1/2

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The area of a rectangular window is 6525cm2. If the length of the window is 87cm, what is its width?

nataly862011 [7]

Answer:

width= 75 cm

Step-by-step explanation:

We need to recall the formula to calculate the area of a rectangle, since we are dealing with a rectangular window:

Area of rectangle = width * length

therefore, since they give us the window's area: 6525 $cm^2$ , and also the window's length: 87 cm, we just need to replace those values in the area formula and solve for the unknown "width". We do such by dividing both sides of the equation by 87 cm in order to isolate the unknown on one side of the equal sign;