Question

black white colour triangular sheets are used to make a toy as shown in figure. find the total area of black and white colour sheets used for making the toy

Answer 1

here is your answer OK

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Please find below the solution to the asked query :

As all triangles are equal in measurement .So , there area will also be equal.Sides of triangle area=6 cm , b=6 cm and c=4 cm.s=a+b+c2=6+6+42=162=8 cmNow,Using Heron's formulaArea of triangle=s s-a s-b s-c=8×8-6×8-6×8-4=8×2×2×4=82 cm2Area of black sheet used=Area of 2 triangles=2×82=162 cm2Area of white sheet used=Area of 2 triangles=2×82=162 cm2Total area of black and white sheet=162+162=322 cm2 .

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Answer 2

Answer:

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