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162 cm² വിസ്തീർണമുള്ള സമചതുരത്തിന്റെ വികർണം ?

A15 cm

B14 cm

C19 cm

D18 cm

Answer:

D. 18 cm

Read Explanation:

സമചതുരത്തിന്റെ വിസ്തീര്‍ണ്ണം = a² a² = 162 a = √162 വശം a ആയാൽ വികർണം = a√2 വികർണം = √162 × √2 = 18


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