Solve the problem.Calculate the coordinates of the new location of the point (9, 9) when it is rotated 45° clockwise about the origin. Remember that it is the matrix  that rotates a point 45° clockwise about the origin.

A.
B.
C.
D.


Answer: A

Mathematics

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Add.+ 

A. 417.877 B. 417.787 C. 417.887 D. 417.886

Mathematics

Solve the system of equations by substitution.

A. x = -3, y = 4; (-3, 4) B. x = 4, y = -3; (4, -3) C. x = -4, y = 0; (-3, 0) D. x = -3, y = -4; (-3, -4)

Mathematics

Solve the problem.Lookout station B is located 15 mi due east of station A. The bearing of a fire from A is S12°10'W and the bearing from B is S35°40'W. Determine the distance from the fire to B (to the nearest tenth of a mile).

A. 36.8 mi B. 38.8 mi C. 20.4 mi D. 18.4 mi

Mathematics

Solve the formula for the given variable.A = P + PRTfor R

A. R = 
B. R = 
C. R = 
D. R = 

Mathematics