Question

plot the points a(-3,0), b(4,1), and c(2,5) on graph paper hence, determine the area of triangle abc

Answer 1

area of triangle=

1/2|x1(y2-y3)+x2(y3-y1)+x3(y1-y2)

=1/2|(-3)(-4)+(4)(5)+(3)(-1)

=1/2|12+20-3||

=1/2|29|

=1/2×29

=14.5

Answer 2

hey mates your answer is here

Plotting of points in the cartesian plane: ... 1. Point (–3, 5) lies in the. (A) first quadrant. (B) second quadrant. (C) third quadrant ... If P (5, 1), Q (8, 0), R (0, 4), S (0, 5) and O (0, 0) are plotted on the ...

may be it's helpful for you

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