Question

Problem a.b) andis an optional bonus problem) Determine the x and y coordinates of the centroid(,) of the shaded area given below. 1 Find y function first. Note that in a) y is a linear function; in b) y is a quadratic function with zero slope at x-b; in c) the area is a quarter of circular area. Use the formulas for the centroids we developed in class. 2) a) b) AR

Answer 1

y Art * : @ mzo, y20 B20 ni b, yeh haba * Y = hm) y27 Jn ndre .. ihrida x.xda ol 1 Y = SEHA) : 9=9] ; dA= (b-r) dy = $- byly ✓ Go Sy. (6 lente) dy ſhyn_ 4375 1 . Rb-bejdy {hy - 4

- 글 ( 2) 5 (-2) dx ~ [t -- - fa43] IS = 3) x 5 - 3 5) - x-J |
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