in a classroom three friends are seated at the point A,B AND C .
champa and chameli walk into the class and after observing for a few minutes champa asked c hamali that don't you think the triangle is formed? chamali agrees. both are trying to calculate the area of triangle ABC formed.find the coordinates and how much area they calculate
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area u can find it urself
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champa and chameli found area = 9 sq units
Step-by-step explanation:
A ( 3 ,4 )
B (6 , 7)
C ( 9 , 4)
Area of Triangle
= (1/2) | 3(7 - 4) + 6(4 - 4) + 9(4 - 7)|
= (1/2) | 3 * 3 + 6 * 0 + 9(-3)|
=(1/2) | 9 + 0 - 27|
= (1/2) | -18|
= 18/2
= 9
champa and chameli found area = 9 sq units
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