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3 years ago

Help me please

Mathematics

1 answer:

Otrada [13]3 years ago

7 0

You just have to because of the method in mid winter is

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42,000 as a multipul of a power of 10

MrRa [10]

Answer:

$4.2 \times {10}^{4}$

Step-by-step explanation:

$42000 = 4.2000 \times \times {10}^{4} \\ = 4.2 \times {10}^{4}$

3 0

3 years ago

Find the length of side BY for the given triangle.

saul85 [17]

Answer:

option 3- 5 square root 2

Step-by-step explanation:

$\sin 45° = \frac{BY}{OY} \\ \\ \frac{1}{ \sqrt{2} } = \frac{BY}{10} \\ \\ BY = \frac{10}{ \sqrt{2} } \\ \\ BY = \frac{10 \times \sqrt{2} }{ \sqrt{2} \times \sqrt{2} } \\ \\ BY = \frac{10 \sqrt{2} }{2 } \\ \\ \huge \red{ \boxed{BY = 5 \sqrt{2} }}$

3 0

3 years ago

Please help need answer

Tresset [83]

Answer:

Step-by-step explanation:

3 dollars because

1 pound = 16 ounces

and 1 pound costs 1.5 dollars

if there are 32 ounces of broccoli, you divide the number of ounces by 16 and multiply that by 1.5

32/16 = 2 x 1.5 = 3

8 0

3 years ago

Read 2 more answers

What is the ratio of 6 apples and 2 oranges in simplest form?

abruzzese [7]

3 apples to 1 orange i believe

3 0

3 years ago

Read 2 more answers

Which product has 4 zeros after the digit 3? 0.03 times 10 with the power of 5. 0.3 times 10 with the power of 4 0.03 times 10 w

sweet [91]

Answer:

$0.3 * 10^5$

Step-by-step explanation:

0.3

^ You need to move the three before the decimal place and leave 4 empty digits (0) between

0.3

3.0

30.0

300.0

3000.0

30000.0

A total of 5 moves.

Each move is equivalent to x, the preceding value, times 10. x * 10

Repeated multiplication times the same factor equates to exponentiation, so for a total of 5 moves, it is notated as $10^5$ , giving you an expression of:

$0.3 * 10^5$

7 0

4 years ago