Find the perimeter of the figure. 13

A. 26
B. 26
C. 52
D. 52


Answer: D

Mathematics

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Solve the variation problem.The distance it takes to stop a car varies directly as the square of the speed of the car. If it takes 112 feet for a car traveling at 40 miles per hour to stop, what distance is required for a speed of  per hour?

A. 308.05 feet B. 295.75 feet C. 296.09 feet D. 253.5 feet

Mathematics

Find the equation and sketch the graph of the function.A quadratic function with x-intercept (5, 0) and y-intercept (0, 25).  

A. y = x2 - 10+ 25

B. y = x2 - 10+ 25
 
C. y = x2 - 10+ 25
 
D. y = x2 - 10+ 25
 

Mathematics

Use DeMoivre's Theorem to find the following. Write your answer in standard form. ? ? ?

A.
B. ?
C.
D.
E.

Mathematics

Find the determinant of the matrix. ? ?

A.
B.
C. 0
D. 16
E.

Mathematics