The perimeter of the rectangle is 28 units. what is the value of w ?

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

The scatter plot shows the number of animal cells clara examined in a laboratory in different months: plot ordered pairs 1, 20 and 2, 60 and 3,100 and 4, 140 and 5, 180 what is the approximate predicted number of animal cells clara examined in the 9th month?

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?