1 Answer

PWiggin · Answer 1 · 2023-01-24T11:54:01+0000

$\: \: \: \: \: \: \: \underline {\boxed{ \sf{ \huge{\pink \star }P = a + b + c }}}$

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$\longrightarrow\sf{P = a + b + c }$

$\longrightarrow\sf{P = 5 + 12 + 7}$

$\longrightarrow\sf{P = 24}$

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Therefore , the perimeter of triangle is 24 cm

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