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Kazeer [188]
3 years ago
7

Determine the period.

Mathematics
1 answer:
Rainbow [258]3 years ago
3 0

Answer:

20

Step-by-step explanation:

There are ten steps between two neutral line crossings. Two adjacent crossings represent half of a wavelength

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Change the fraction 5/2 to percent
kap26 [50]

[ Answer ]

\boxed{250 \ Percent}

[ Explanation ]

  • Change \frac{5}{2} To Percent

-------------------------------------

\frac{5}{2} Is The Same As 5 ÷ 2

  • Divide

5 ÷ 2 = 2.5

  • Convert Decimal To Percentage

2.5 · 100 = 250

  • Final Answer

250%

\boxed{[ \ Eclipsed \ ]}

4 0
3 years ago
What is an equation of the line that passes through the point (−3,−1) and is perpendicular to the line x-2y=6?
gogolik [260]

Answer:

y = 2x+5

Step-by-step explanation:

rearrange the equation to make y the sof

y = 1/2x - 3

to find gradient of perpendicular line

1/2 ÷ ( - 1 )

y = -2x + c , the replace the coordinates (-3,-1)

y = 2x + 5

5 0
2 years ago
How to do order of operations and evaluating expressions
Reil [10]
PEMDAS

Parentheses, exponents, multiplication, division, addition, subtraction.
7 0
3 years ago
Read 2 more answers
Segment A'B' is parallel to segment AB.<br>What is the length of segment AB?
Nonamiya [84]

Answer:

7.5

Step-by-step explanation:

5/6=x/9

cross multiply

6x=45

x=45/6

x=7 3/6 = 7 1/2 = 7.5

7 0
3 years ago
9 x 7 = ( x 7) – (1 x 7)<br> = 70-<br> =
WARRIOR [948]

Answer:

63

Step-by-step explanation:

9x7=(10x7)-1x(7)

=70-7

=63

8 0
3 years ago
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