Kiran has a piece of land whichis in the shape of a rhombus. she decided to donate her land equally to an orphanage and an old age home. If the perimeter of the land is 400 and one of the diagonal is160m. How much area will each get?
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3
Answer:
9600 m2
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1
Answer:
4800
Step-by-step explanation:
now area of triangle 1 by herons formula. semiperimeter =a+b+c÷2. 100+100+160÷2 =360÷2=180. area =√s(s-a) (s-b) (s-c). =√180×(180-100) (180-100) (180-160). =√180×80×80×20 = √2×3×3×10×80×80×2×10 =4800. hence area of land donated equally =4800
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