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Rashid [163]
3 years ago
7

The area of a triangle is 20 square feet.

Mathematics
1 answer:
sdas [7]3 years ago
8 0
Since the equation is A= 1/2 times base times height, I did the base as 8 and the height as 5.
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What is 2 over seven times five over six?
sukhopar [10]
In its exact form 5/21



5 0
3 years ago
Read 2 more answers
Solve the system of equations by graphing: -1/3x + y=-1, y=4+1/3x
Arada [10]

-\frac{1}{3}x + y = -1   ⇒   y = \frac{1}{3}x - 1

To graph this line, plot a point at the y-intercept (0, -1), than plot the next point using the rise over run from the slope (\frac{1}{3}) by counting up 1 and to the right 3 of the y-intercept.  This gives you a second point of (3. 0).  Draw a line through those two coordinates.

Answer: Plot (0, -1) and (3, 0) and draw a line through them.

***************************************************************************************

y = 4 +  \frac{1}{3}x    ⇒   y =  \frac{1}{3}x  + 4

Same as above.  Plot the y-intercept (0, 4) and then use rise over run from the slope to plot (3, 5).

Answer: Plot (0, 4) and (3, 5) and draw a line through them.

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You should end up with two PARALLEL lines.  Since the lines never intersect, there are no solutions to this system of equations.

Answer: No Solution

3 0
4 years ago
The data shown in the table below represents the number of quarters Maria's aunt gives her every year for her birthday.
marta [7]

Answer:

the approximate weight of the little girl at an age of 14 years old will be 88 pounds.

Step-by-step explanation:

8 0
3 years ago
Frank stands 400 feet from the base from the Statue of Liberty. If the Statue of Liberty is 306 feet tall, what is the angle of
Black_prince [1.1K]
                                                           Top of Statue                                                                    |           
                                                                    |
                                                                    |
                                                                    |
Frank -----------------------------------------------Base      

  Frank - Base = 400 ft
  Base- Top statue = 360 feet
  Angle of elevation =Angle Top-Franck-Base, let it be angle Ф
  
  tan (Ф) = 360/400 = 0.9
  arc tan (0.9) = tan⁻¹(0.9) = 41.98 , 

 Ten angle of elevation Ф ≈ 42°


7 0
3 years ago
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Evaluate the expression 3 + m if m = 4.
Drupady [299]

Answer:

7

Step-by-step explanation:

3 + m =

3 + 4 =

7

5 0
3 years ago
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