58.5+29.7+71.4= i don’t get this problom

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

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)