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o-na [289]
3 years ago
9

Please help as son as possible ​

Mathematics
1 answer:
mamaluj [8]3 years ago
4 0

Answer:

12 hours

Step-by-step explanation:

Split the 32 in half, and you get 16. Subtract 4 from that, and you get 12. Lily works 12 hours.

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Please help i need the anwser for only those two also those are the anwsers for both IM MARKING BRAINIEST
qwelly [4]

Answer:

1) 22.93

2) 72/ 2π

Step-by-step explanation:

hope this helps you!

6 0
3 years ago
Find the height of the basketball hoop to the nearest foot.
Kisachek [45]

Answer:

12 ft

Step-by-step explanation:

Hi there!

<u>1) Find the length of the other leg in the right triangle</u>

There are two ways we can go about this. The first way is to use trigonomic ratios:

We're given one of the legs and we're trying to solve for the other, so we can use the tangent ratio:

tan\theta=\frac{opp}{adj}

Let x be equal to the length of the other leg. Plug in the known values:

tan45=\frac{x}{7}\\7*tan45=x\\x=7

The other way to find this is to observe the angles. Because we're given that two of the angles are 45 and 90 degrees, we know that the third angle is 45 degrees. This makes this an isosceles triangle, meaning the other leg is 7 ft long.

<u>2) Determine the height of the hoop</u>

Add 7 ft and 5 ft (the person's height):

7+5=12 ft

I hope this helps!

7 0
3 years ago
Carolyn was training for cross-country season on an indoor track. During her workout, she ran 24 laps around a track that measur
ollegr [7]

Answer:

2.64 km

Step-by-step explanation:

24*110=2640 meters

2640/1000=2.64 km

6 0
3 years ago
A person places $13000 in an investment account earning an annual rate of 7.4%,
egoroff_w [7]

Answer: r=7.4%=0.074

Move decimal over two places

P=13000

Given as the principal

t=19

Given as the time

V=Pe^{rt}

V=13000e^{0.074( 19)}

Plug in

V=13000e^{1.406}

Multiply

V=53034.856≈53034.86

Use calculator and round to nearest cent

6 0
3 years ago
The sum of two numbers is 47. The greater number is 9 more than the smaller number. Which equation can be used to solve for the
Fofino [41]
I believe the correct answer from the choices listed above is the first option. The equation that can be used to solve the problem would be x + (x + 9) = 47.

<span>The sum of two numbers is 47. ---> x + y = 47 where x is the smaller number and y is the larger. 

</span><span>The greater number is 9 more than the smaller number.  -----> y = x + 9 

x + ( x + 9 ) = 47</span>
5 0
4 years ago
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