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Andre45 [30]
3 years ago
5

20 Pts!!! Find the value of AC.

Mathematics
1 answer:
rosijanka [135]3 years ago
3 0

Trianges ACE and FDE are similar, so

\dfrac{EC}{ED}=\dfrac{AC}{DF}\implies AC=\dfrac{740}{ED}

D is the midpoint of EC, so ED = 37/2. Then

AC=\dfrac{740}{\frac{37}2}=40

You might be interested in
If the dice is rolled another 500 times,<br> how many sixes would you expect to roll?
katovenus [111]

Answer:

60

Step-by-step explanation:

You get a 6 12 times out of the total 100 times. If you multiply that by 5, you get 60 times per every 500 rolls

8 0
3 years ago
Un auto viaja con una velocidad promedio de 84 kilómetros por hora. ¿En cuánto tiempo viaja 462 kilómetros?
timama [110]

The car takes the time 5.5 hours i.e.5 hours and 30 minutes to travel 462 kilometres when the car travels at average speed of 84 kilometres per hour

Given the average speed of the car is 84 kilometres per hour and the distance to be travelled is 462 kilometres and asked to find the time taken for the journey of 462 kilometres

To calculate the time taken for the journey we use the below-mentioned formula

speed=\frac{distance}{Time taken}

(speed)×(Time taken)=distance

Time taken=\frac{distance}{speed}

Time taken=\frac{462 kilometres}{84KMPH}

Time taken=5.5 hours i.e.5 hours and 30 minutes

As a result, the time spent on the car journey is 5.5 hours

Hence, It takes the time 5hours and 5 minutes to travel 462 kilometres

Learn more about time here:

brainly.com/question/28050940

#SPJ9

5 0
2 years ago
Multiple Choice –64 ÷ 4 = ? A. 15 B. –15 C. 16 D. –16
Alja [10]

Answer:

D

Step-by-step explanation:

- ÷ + = -

AND 64/4 IS 16

SOO -16 IS THE CORRECT ANSWER

4 0
3 years ago
Solve and show your work for each question a). B). C).
Andreyy89

Answer:

Step-by-step explanation:

a) Here, the first term is .48 and the common ratio is 1/100 (since each new 48 is 1/100 th of the previous 48).                                   a

Use the formula s = sum of geometric series = -----------

                                                                                  1 - r

                                           0.48              48

which in this case is s = --------------- = ------------ = 48/99 = 16/33

                                          1 - 1/100        100 - 1

Check this result by finding 16/33 on a calculator.  Is the result equal to 0.484848484848.... ?  Yes

b) Here we have the bar over the 8 only.  0.48 with the bar over the 8 is equivalent to 0.4888888888 ...

                                                              0.08

or 0.4 + 0.0888888888 ...      or 0.4 + ------------

                                                                1 - 1/10

                                             

                                              0.08                       8

and this simplifies to 0.4 + ------------  =  0.4 + ---------

                                                9/10                      90

Evaluating this last result on a calculator results in 0.488888888 ...

c)  0.48 expressed as a fraction is  48/100 = 12/25

6 0
3 years ago
Can u help solve this W-5=5
leonid [27]
W-5=5
W= 5+5 (bringing -5 to the other side, it becomes +5)
At last, W=10.
8 0
4 years ago
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