Can i please have some help​

You are assembling pieces of an iron gate to complete a fence. the finished gate will look like the one below. in order to assemble the gate it is important to under how the pieces are related. part 1: how are pies 1 and 2 in the archway related? part 2: how are the rectangular sections 5 and 6 in the center of the gate related to each other?

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?