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Illusion [34]
3 years ago
13

Can you guys help me?​

Mathematics
2 answers:
Black_prince [1.1K]3 years ago
7 0

Answer:

mA is 4x-30

Step-by-step explanation:

I'm not sure

Naya [18.7K]3 years ago
5 0

Answer:

I am doing this for the gram say hi

Step-by-step explanation:

You might be interested in
17) 100 raffle tickets are sold at $5 a piece.
Softa [21]

The total prize money is 200+100 which is 300

There is 100 tickets sold for $5 each so the people selling the tickets earn $500 and use $300 for prize money.

The expected value of 1 ticket is $5.00

If you still have any questions feel free to comment below

Hope this helped<3

6 0
3 years ago
The period T (in seconds) of a pendulum is given by T=2\pi \sqrt((L)/(32)), where L stands for the length (in feet) of the pendu
Vsevolod [243]
The first thing we must do in this case is to rewrite the equation correctly:
 T = 2 * pi * root (l / 32)
 From here, we clear l:
 T / (2 * pi) = root (l / 32)
 l / 32 = (T / (2 * pi)) ^ 2
 l = 32 * (T / (2 * pi)) ^ 2
 Substituting values:
 l = 32 * (1.57 / (2 * 3.14)) ^ 2
 l = 2 feet
 Answer:
 
the length is:
 
l = 2 feet
7 0
3 years ago
If the ratio of the area of two squares is 9:1 find the ratio of their perimeter
Lena [83]

Answer:

3:1

Step-by-step explanation:

area is 2D while the perimeter is a length which is 1D. you can also about this in how the area is units squared while the perimeter is just units. so we need the square roote of 9 and 1, sqrt(9) = 3, sqrt(1) = 1. so the ratio of the perimeter is 3:1

7 0
3 years ago
BROO HELP ME PLEASE I DONT UNDERSTAND AND IM STRESSING OUT IT WOULD MEAN ALOT THANK YOUUUU
Tema [17]

Answer: 1a. $190

b. The total cost of making 20 bracelets.

c. $350

d. The total cost of making 100 bracelets.

e. $1150

f. The total cost of making 500 bracelets.

g. 150 bracelets

h. 425 bracelets

Step-by-step explanation:

1a. C(20)=150+2(20)

    C(20)=150+40

    C(20)=$190

b. The total cost of making 20 bracelets.

c. C(100)=150+2(100)

   C(100)=150+200

   C(100)=$350

d. The total cost of making 100 bracelets.

e. C(500)=150+2(500)

   C(500)=150+1000

   C(500)=$1150

f. The total cost of making 500 bracelets.

g. 450=150+2b

   2b=300

     b=150 bracelets

h. 1000=150+2b

   2b=850

     b=425 bracelets

5 0
2 years ago
Work out the area of a semi circle with a radius of 3cm<br> give your answer in terms of pi
Ivenika [448]
<h3>The area of semicircle is 4.5 \pi\ cm^2</h3>

<em><u>Solution:</u></em>

Given that,

We have to find the area of a semi circle with a radius of 3 cm

<em><u>The area of semicircle is given as:</u></em>

Area\ of\ semicircle = \frac{ \pi r^2}{2}

Where, r is the radius

From given,

r = 3 cm

<em><u>Substituting the values we get,</u></em>

Area\ of\ semicircle = \frac{ \pi \times 3^2}{2}\\\\Area\ of\ semicircle = \frac{ \pi \times 9}{2}\\\\Area\ of\ semicircle = 4.5 \pi

Thus the area of semicircle is 4.5 \pi\ cm^2

4 0
4 years ago
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