Quadrilateral ABCD quadrilateral HJKL. If , , , and

src="https://sciemce.com/media/4/ppg__cognero__Section_5.2_Similar_Polygons__media__6f9a8366-7322-42e7-898b-e0afb1a53581.PNG" />, find x.

What will be an ideal response?

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Mathematics

The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = -6 + 7 cos tFind the body's acceleration at time t = ?/3 sec.

A. -  m/sec²
B. -  m/sec²
C.  m/sec²
D.  m/sec²

Find an equation of variation in which the following are true.y varies directly as the square of x, and y = 5.6 when x = 4.

A. y = 0.35x²
B. y = 1.92x²
C. y = 0.4x²
D. y = 0.39

Add. Write the answer in lowest terms. +  + 

A. 11
B. 1
C.
D.

Solve the problem.A rectangle with width 2x + 1 inches has an area of 2x4 + 5x3 - 20x2 - 35x - 12 square inches. Write a polynomial that represents its length.

A. x3 - 11x2 + 2x - 12 inches B. x3 + 7x2 - 10x - 12 inches C. x3 + 2x2 - 11x - 12 inches D. x3 - 10x2 + 7x - 12 inches