23) A backyard has a perimeter of 144m.

a) If the backyard is square, what are the dimensions?

b) If the backyard is rectangular, and the length is three times the width, what are the dimensions?

86 is 45% of what number?

An express train travels 90 kilometers per hour. A local train takes 2.5 hours longer to travel the same distance at 50 km per hour. How far apart are they?

What is the standard form of this function? f (x) = (x - 2) 2 + 6 A. f (x) = - x2 - 8x + 10 B. f (x) = - x2 - 6x + 10 C. f (x) = x2 - 8x + 10 D. f (x) = x2 - 4x + 10

In a right triangle the acute angles measure x+15 and 2x degrees. what is the measure of the larger acute angle of the triangle? 15, 25, 40, 50

Find two factors that would give a product of 0.22

What is the difference between 128.04 and 8.287?

You need to buy edging to put around a flowerbed. If the flowerbed is 13 feet wide, how much do you need? A) 20.4ft B) 39ft c) 40.8ft D) 132.7 ft

What do 10n represent in p (n) = 10n-1200

A container holds 21 spoons and 27 forks. What is the ratio of spoons to the total number of utensils in the container? A. 7 to 9 B. 7 to 16 C. 9 to 7 D. 16 to 9

Sridhar has garden in the shape of square the area of garden is 576 sq m around the outside of the garden he built path of 3 m wide what will be the area of the area of the garden including the path?