How do you find the perimeter of any closed figure?

What is the common difference for the arithmetic sequence? - 5, - 1, 3, 7, ... a. 6 b. - 4 c. - 6 d. 4

What number is 32% of 200?

True or False: The property of radicals for quotients states that the square root of a fraction is the square root of the denominator over the square root of the numerator

Is 7x - 5 = 2x + 8 true when x = 2

The angle of elevation from the top of a 95 foot tall building to a hot air balloon in the sky is 76°. If the horizontal distance between the building and the hot air balloon is 354 feet, find the height of the hot air balloon.

The length of a rectangle is - x - 1 and it's width is 5x+7. Find the perimeter of the rectangle.

Suppose you have an empty jar with a mass of 196.0 g. After filling the jar with jelly beans the mass of the jar + jelly beans is 323.8 g. If the average mass of a Jelly bean is 1.23 grams, estimate how many Jelly beans were added to the jar.

Can anyone simplify? - (2z + 3w - 5t) + 6 (4z - 8w + 2t)

What is the range of the function f (x) = 1/2sin (2x-pi)

Which of the following functions has an inverse that is not a function? y = x y = 2x + 1 y = x²