## 718 Square and Triangles | Centroid of Composite Area

**Problem 718**

Locate the centroid of the shaded area shown in Fig. P-718.

726 Area enclosed by parabola and straigh line | Centroid of Composite Area

**Problem 726**

Locate the centroid of the shaded area enclosed by the curve y^{2} = ax and the straight line shown in Fig. P-726. Hint: Observe that the curve y^{2} = ax relative to the y-axis is of the form y = kx^{2} with respect to the x-axis.

**Problem 718**

Locate the centroid of the shaded area shown in Fig. P-718.

**Problem 715**

Determine the coordinates of the centroid of the area shown in Fig. P-715 with respect to the given axes.

**Problem 714**

The dimensions of the T-section of a cast-iron beam are shown in Fig. P-714. How far is the centroid of the area above the base?