How can I do this question with drawing the diagonal AC
The Answer is 72 sq. unit
In case of drawing BD the answer came but in case of AC the answer is not correct
Plzzzzz help me
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Answer:
72 units
Step-by-step explanation:
A(-5,-7), B(-4,-5), C(-1,-6), D(4,5)
Apply distance formula:
Ar △ABD = ½| (-5)(-5 - 5) + (-4)(5 - 7) + (4)(7 + 5) |
= 53 sq units
Ar △BCD = ½| (-4)(-6 - 5) + (-1)(5 + 5) + (4)(-5 + 6) |
= 19 sq units
Area of Quadrilateral ABCD = 53 + 19 = 72 units.
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Gurusharma:
can you do this with diagram????
Ok.. check
oh veere AC ta join kar
ae toh BD join kitta
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