Solve the problem.Decide whether or not the points are the vertices of a right triangle.(10, -6), (16, -4), (22, -11)
A. Yes
B. No
Answer: B
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Provide an appropriate response.Write an expression that represents the perimeter of the equilateral triangle (a triangle with three sides of equal length). Simplify the expression.
A. (9x + 3) in. B. (18x + 18) in. C. (18x + 6) in. D. (9x + 9) in.
The table lists data that are exactly linear. (i) Find the slope-intercept form of the line that passes through these data points. (ii) Predict y when x = -1.5 and 4.6. 
A. y = 0.6x + 9.6; y = 8.7, y = 12.36 B. y = -0.6x + 9; y = 8.1, y = 11.76 C. y = -9.6x + 9.6; y = 4.8, y = 53.76 D. y = -0.6x + 9.6; y = 10.5, y = 6.84
Express the function in the form f(x) = a(x - h)2 + k and indicate the vertex.f(x) = 2x2 + 4x + 3
A. f(x) = 2(x - 2)2 + 19 vertex: (2, 19) B. f(x) = 2(x + 2)2 + 7 vertex: (-2, 7) C. f(x) = 2(x + 1)2 + 1 vertex: (-1, 1) D. f(x) = 2(x - 1)2 + 9 vertex: (1, 9)
Perform the indicated operation.
A. 479.818 B. 479.908 C. 479.808 D. 479.918