3 years ago

Jack broke apart 5×216 as (5×200) + (5×16) to multiply mentally. What strategy did Jack use

1 answer:

8 0

He used factoring to break it apart

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Alekssandra [29.7K]

Using the law of sines:

$\frac{b}{sin(B)}=\frac{c}{sin(C)}$

Solve for b:

$\begin{gathered} b=\frac{c\cdot sin(B)}{sin(C)} \\ so: \\ b=\frac{8\cdot sin(60)}{sin(64)} \\ b\approx7.708 \end{gathered}$

Answer:

7.708

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1 year ago

Studentka2010 [4]

It would be 6 haha I just took a test and got it right

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3 years ago

defon

Answer:

1 : 140

Step-by-step explanation:

Ratio is 30 : 4200

Divide both numbers by 30:-

= 1 : 140 (answer)

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3 years ago

telo118 [61]

Answer:

Step-by-step explanation:

X goes first

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3 years ago

Tamiku [17]

for z the fraction value is 1/26 and for other letters then Z is 25/26

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3 years ago