Class 9 CBSE Mathematics - Heron’s Formula / Top 10 MCQ’s | Xylem Class 9 CBSE

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[@user-hayan-15x]

Last questions answer is option D not Option A.
As u have written 20^2 as 20 x 2

[@hadiyamaryam6335]

Mam you did wrong for the last question 😂😅