Question

solve this question ​

Answer 1

Step-by-step explanation:

Area of triangle f0rmula =1/2|X1(y2-y3)+X2(y3-y1)+X3(y1-y2)|

Given that =A(6,1), B(8,2) C(9,4)

(X1, Y1) , (X2, Y2), (X3, Y3)

=1/2|6(2-4)+8(4-1)+9(1-2)|

1/2|6(-2)+8(3)+9(-1)|

1/2|-12+24-9

1/2|3|

3/2

The area of the triangle is 3/2=1.5

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Answer 2

Answer:

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