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Vladimir79 [104]
3 years ago
12

How can you prove that a constructed line is parallel to a given line? assume that the transversal line is not perpendicular to

the other lines?
Mathematics
1 answer:
slavikrds [6]3 years ago
8 0
Assuming that no transversal line is present, I can present only the statements base on the figures of a parallelogram. A parallelogram is a <span>quadrilateral. They only differ on the number of their parallel sides. A square has 2 parallel sides and all of its sides are equal or the same. A rhombus has 2 parallel sides and all of its sides are equal or only two of its sides are equal. A rectangle has 2 parallel sides. One parallel side is the same and can be bigger or smaller than the other parallel side. Trapezoid has only one pair of parallel sides. The other pair is a mirror to the other. </span>
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Review the graph of a piecewise function. On a coordinate plane, a line starts at open circle (0, negative 1) and goes to open c
Marta_Voda [28]

Answer:

-3 (A)

Step-by-step explanation:

Edge 2020

7 0
3 years ago
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Wages. JoAnn works in the publicity office at the state university. She is paid $10 an hour for the first 35 hours she works eac
rosijanka [135]

Since Joann receives $10 per hour for the first 35 hours, so she receives $350 (35 times $10) before she starts receiving extra hours.

Since she received $515, we know that she worked extra hours.

Let's use the variable x to represent the number of extra hours worked.

So we can write the following equation for the total payment received:

\begin{gathered} 10\cdot35+15\cdot x=515 \\ 350+15x=515 \\ 15x=515-350 \\ 15x=165 \\ x=11 \end{gathered}

She worked 11 extra hours. Adding this to the 35 regular hours, so she worked for 46 hours.

5 0
1 year ago
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Element X decays radioactively with a half life of 13 minutes. If there are 560 grams
deff fn [24]

The time taken for the element X to decay from 560 grams to 150 grams is 24.7 mins

<h3>How to determine the number of half-lives </h3>
  • Original amount (N₀) = 560 g
  • Amount remaining (N) = 150 g
  • Number of half-lives (n) =?

2ⁿ = N₀ / N

2ⁿ = 560 / 150

2ⁿ = 3.73

Take the log of both side

Log 2ⁿ = Log 3.73

nLog 2 = Log 3.73

Divide both side by Log 2

n = Log 3.73 / Log 2

n = 1.9

<h3>How to determine the time </h3>
  • Number of half-lives (n) = 1.9
  • Half-life (t½) = 13 mins
  • Time (t) =?

t = n × t½

t = 1.9 × 13

t = 24.7 mins

Learn more about half life:

brainly.com/question/26374513

7 0
2 years ago
PLEASE HELP ME!! ASAP!!
Alexus [3.1K]

to calculate y intercept we need to put x = 0 in equation.

3x + 2y = 14

3×0 + 2y = 14

y = 14/2 = 7

so point is

(0, 7)

option B

3 0
3 years ago
Graphing trigometric functions
Goshia [24]

Answer:

Period of the function is 4π

Step-by-step explanation:

Given is a graph:

It oscillates between -1 and +1

The graph shows angles on x axis and trig values on y axis.

The graph has value +1 when x=0 and reaches minimum -1 when x =2pi and again reaches y=1 when x =4 π

Thus we find that this is a periodic function with amplitude 1 and phase shift 0 and period 4π

So we get the period of the trignometric funciton is 4π

So option 1 is right

Verify:

Given function is y = cos\frac{1}{2}x

Since parent function y =cosx has a period of 2pi, we have

here period = 2pi/coefficient of x in cos

=2pi/(1/2)

=4pi


8 0
4 years ago
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