If a line crosses the Y axis at (0,1) and has a slope of 4/5 what is the equation of the line

Find the solutions for a triangle with a =16, c =12, and b = 63º

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

What is the slope of the line? a. -5/2 b.2/5 c. 5/2 d.7/2