abc is a triangle in which ∠a = 60o, ab = 3 cm and ac = 4 cm. if bd is the perpendicular from b to the side ac, what is the leng
1 answer:
Hello,
BD/AB=sin A
==>BD=sin A * AB=√3/2*3=3/2 *√3=2,598076.... (cm)
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Step-by-step explanation:
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A
Step-by-step explanation:
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Move the decimal 2 places to the right resulting in the answer 2,380
Solving for 'k'
20k + 5 = 5k + 65
20k = 5k + 65 -5
20k = 5k + 60
20k - 5k = 60
15k = 60
15k/15 = 60/15
k = 4
