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4 years ago

Choose all the numbers that are multiples of 7. 7 28 34 49 21 54 63

Mathematics

1 answer:

Alecsey [184]4 years ago

5 0

The numbers are 7, 28, 49, 21, 63

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(a.) what is the GCF of 33 and 42 using prime factors?

Gennadij [26K]

$(a)\\33|\fbox3\\11|11\\.\ 1|\\---------\\42|2\\21|\fbox3\\.\ 7|7\\.\ 1|\\----------\\GCF(33;\ 42)=3$

$(b)\\2\underline{|72\ \ \ \ \ 30}\\.3\underline{|36\ \ \ \ \ 15}\\...\underline{|12\ \ \ \ \ \ 5}\\\\GCF(72;\ 30)=2\times3=6$

$(c)\\factors\ of\ 27:\ \fbox1;\ 3;\ 9;\ 27\\\\factors\ of\ 76:\ \fbox1;\ 2;\ 4;\ 19;\ 38;\ 76\\\\factors\ of\ 34:\ \fbox1;\ 2;\ 17;\ 34\\\\GCF(27;\ 76;\ 34)=1\\\\The\ numbers\ 27;\ 76\ and\ 34\ are\ coprime\ numbers.$

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4 years ago

Solve the triangle. round your answer to the nearest tenth

kirza4 [7]

Answer:

∡A =41°

~~~~~~~~~~~~

BC=21

~~~~~~~~~~~~~~

sin(24)/AC=sin(41)/21

AC=13

~~~~~~~~~~~~~~

sin(115)/AB=sin(41)/21

AB=29

Step-by-step explanation:

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3 years ago

3) Bob deposits 15% of \$160 into a savings account, what is the amount of his deposit ?

lbvjy [14]

Answer:

$24

Step-by-step explanation:

160 * 0.15 = 24

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3 years ago

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A Social Security rate of 6.2 percent is deducted on the

Romashka [77]

Answer:

None

If you already made 90K through October then based on this information (or lack of additional tax information for the remainder of the income) you would owe nothing.

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4 years ago

What is the measure of ZABC?*

gtnhenbr [62]

Answer:

d)58

Step-by-step explanation:

21+37=58 add angles

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3 years ago

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