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PRINCE

· started a discussion

· 1 Months ago

wrong answer (Question: 394539.0 )

because value of sin 105 =(sqrt3)+1/ 2(sqrt2)

No One

· started a discussion

· 1 Months ago

wrong answer (Question: 394539.0 )

correct answer is 18(1+sqrt(3))

Question:

In ∆ABC, AB = 12 cm, ∠ABC = 30º, ∠ACB = 45º, the area of ∆ABC is  –

Options:
A)

18 cm2

B)

18(2+3)    cm2

C)

18 \( { \sqrt{2} }\big( \sqrt{ \ 2+ \sqrt {3}} \big)\) cm2

D)

36(2+3)    cm2

Solution:

Ans: (a)


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