Question

if the vertices of a triangle are 2, 4 and 3, 10 and its area is 15 square units then find the value of k​

Answer 1

1/2[2(10-y)+3(y-4)+x(4-10)]=15

20-2y+3y-12+4x-10x=30

y-6x=22

y-6(5)=22

y=22+30

y=52

HOPE IT'S HELPFUL...