Todd and his brother Robert are going to use 512 square feet of their backyard for skateboard ramps. The shape of
the backyard is rectangular, with the length twice as long as the width. What are the dimensions of the backyard?
A(w) = 2w2
512 = 2u2
The width of the backyard is_
The length of the backyard is
feet.
feet.
) Intro

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

If the value of x increases by 5, how does the value of m(x + 3) change? a) it increases by 5m. b) it increases by 8m. c) it decreases by 5m. d) it decreases by 8m.

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?