Question

15. In AABC, AB = 6V3 cm, AC= 12 cm and BC = 6 cm. What will be the
measure of B?
[1]​

Answer 1

Step-by-step explanation:

what's AB value??

post full question without mistake ?

Answer 2

$(12) {}^{2} = (6 \sqrt{3) {}^{2} } + (6) { }^{2} \\ ac { }^{2} = ab {}^{2} \: + bc {}^{2} \\ 144 = 108 + 36 \\ 144 = 144$

✓b=90°

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