Find the Fluid Force of a Triangular Vertical Plate Submerged $( a = 15 , b = 6 , c = 4 )$

Multiple Choice

Find the fluid force of a triangular vertical plate submerged in water, where the dimensions are given in meters $( a = 15 , b = 6 , c = 4 )$ and the weight-density of water is 9800 newtons per cubic meter.

A) $6,174,000$ newtons
B) $4,851,000$ newtons
C) $8,379,000$ newtons
D) $4,483,500$ newtons
E) $14,994,000$ newtons