You would do 21 divided by 3 and get 7.
The answer is 7 kids are in the line.
Please vote my answer the brainiest if it was helpful!!
Answer:
2 2/3 as an improper fraction is 8/3
8/3 × 1/4 = 2/3
Lauren needs to sell 6 more tickets to reach her goal. 30- (12x2) 12x2=24 30-24=6
Answer:
Cos A = (√51)/ 10
Step-by-step explanation:
sin is opposite/hypothenuse
cos is adjacent/hypothenuse
Pythagorus theorem says that c² = a² + b²
10² = 7² + b²
b² = 100 - 49
b = ±√51
It doesn't make sense for a length to be a minus number therefore, we will use +√51.
Cos A = (√51)/ 10
Tell me if I am wrong.
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