Determine the values of h and k in the above diagram. Round your answers to the nearest hundredth.

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.