Provide an appropriate response.For n > 3, show that the number of diagonals in a plane polygon of n sides is .

What will be an ideal response?


Answers will vary.

Mathematics

You might also like to view...

Provide an appropriate response.Which of the following are points on a horizontal line?

A. (-6, 3) and (-6, 7) B. (-2, 5) and (2, 1) C. (2, 9) and (1, -9) D. (-1, 4) and (-3, 4)

Mathematics

Solve the problem.A trough is to be made with an end of the dimensions shown. The length of the trough is to be  long. Only the angle ? can be varied. What value of ? will maximize the trough's volume?

A. 52 B. 32° C. 30° D. 8

Mathematics

Provide an appropriate response.On the given graph of y = sec x sketch the graph of y = sec-1 x as defined in the text. Give the domain and the range.

What will be an ideal response?

Mathematics

If possible, solve the system of equations. Use any method. If there is not a unique solution to a system, say why. 8x - 3y = 8-16x + 6y = -32

A. No solution; inconsistent system of equations
B. (2, 4)
C. Infinite number of solutions; dependent equations
D.

Mathematics