Find the area of the triangle whose vertices are:
P(1, 1), Q(2, 7) and R(10, 8)
Operating R1→ R1-R3, R2→ R2-R3
Expanding with C3
= -23.5 sq. units = 23.5 sq units
1
Find the area of the triangle whose vertices are:
P(1, 1), Q(2, 7) and R(10, 8)
Operating R1→ R1-R3, R2→ R2-R3
Expanding with C3
= -23.5 sq. units = 23.5 sq units