The perimeter of a rectangle is 28.8 centimeters. The lenght of the rectangle is twice as long as its width. Find the length and width of the rectangle

1. Jake and Yolanda are standing 300 yards apart. Jake spots an airplane and estimates the angle of elevation to be 30 degrees. Yolanda sees the same airplane and estimate the angle of elevation to be about 50 degrees.

Screen printing a batch of shirts requires 1 minute per shirt in addition to 4 minutes of initial setup time. If it takes 30 minutes to screen-print a batch of shirts, how many shirts are in the, batch?

The square of the lowest prime number is equal to which of the following? A. 0 B. 1 C. 2 D. 4 E. 9

Alguem me ajuda a como resolver essa questão - (1+1-4) = ?

140% of what number is 308

23 1/24 is what as a mixed number

Which set of expressions are not equivalent? 4c - 2c - 3 and 2c - 3 (9c + 12) - c - 3 and 8c + 9 5c - 2c + 8 - 4 and 3c + 4 0.5 + (10c + 8) and 5c - 4

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Whats 99 as a product of prime factors

Farmer Ed has7500 meters of fencing, and wants to enclose a rectangular plot that borders on a river. If Farmer Ed does not fence the side along the river, what is the largest area that can be enclosEd?