the circle B is a dilation of the circle with center A using scale factor 2. select all true statements. NEED ASAP

Given (1+cosx)/(sinx) + (sinx)/(1+cosx) =4, find a numerical value of one trigonometric function of x. a. tanx=2 b. sinx=2 c. tanx=1/2 d. sinx=1/2

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

Stacey filled her 1/2 cup of measuring cup seven times to have enough flour for a cake recipe how much flour does the cake recipe calls for