Tollllongbntuin jawap

Tollllongbntuin jawap

بِسْـــمِ اللَّهِ الرَّحْمَــنِ الرَّحِيْمِ

$Lp = 2pi r (r + t)$

$Lp = 2 times frac{22}{ not7} times cancel{14} : ^{2} times (14 + 15)$

$Lp = underline{2 times 22}times underline{2 times 29}$

$Lp = 44 times 58$

$Lp = 2.552 : {cm}^{2}$

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وَاللَّهُ عَالَمُ بِاالصَّوَافَ