Leroy's backyard is a rectangle that is three times as long as it is wide. what is the perimeter and the area of the yard? first draw a diagram to you solve the problem. let a be the width of leroy's yard. the perimeter is a+3a+a+3a or 8a. the area is l×w; so the backyard area is a×3a or 3a^2. suppose you know the area of the yard 7,500 square feet how can you find the value of a?

The parabola opens: y=√x-4 (principal square root) up down right left

Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.