40 point and brainliest

identify the initial value and rate of change for the graph shown

initial value: 1, rate of change: 2
initial value: 2, rate of change: 1 over 2.
initial value: 2, rate of change: 1
initial value: 1 over 2., rate of chang

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

The graph shown is the graph of which function?

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?