Question

divide the following polygons figure 11.7 3 into parts Triangles and trapezium find its area . 176 page number ncret 8th class.​

Answer 1

Answer:

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Step-by-step explanation:

1.Area of  polygon EFGHI = area of \triangleEFI + area of quadrilateral FGHI

Draw a diagonal FH  

Area of  polygon EFGHI = area of \triangleEFI + area of \triangle FGH + area of \triangleFHI

2.Area of polygon MNOPQR = area of quadrilateral NMRQ+area of quadrilateral NOPQ

Draw diagonal NP and NR .

Area of polygon MNOPQR = area of \triangleNOP+area  of \triangleNPQ +area of \triangleNMR +area of \triangle NRQ