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ryzh [129]
3 years ago
6

The running tracks of two different playgrounds are shown below. Figure A is a semicircle with a diameter of 100 m. Figure B is

composed of two semicircles and a square with sides of 100 m. How much farther would an athlete run if they ran around the track in Figure B vs. the track in Figure A?

Mathematics
2 answers:
Veseljchak [2.6K]3 years ago
7 0
10157.08 is the answer i am pretty sure

Trava [24]3 years ago
6 0

Answer:

10157.08 m

Step-by-step explanation:

Find the area of the square, and get 10000, from multiplying 100 by 100. Then, find the circumference/area of the semi-circle as a whole circle. 314.16m. Divide it by 2 and get 157.08 m. Add everything up and get 10157.08 m. Remember, that we aren't calculating the total of both semi-circles because we subtract Figure A from Figure B.

Note:

Pls, notify me if my answer is correct, for the other users that will see this message.

<em>-kiniwih426</em>

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Write the following expression using a single exponent.<br> (8⁵)² × 8⁶
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4096

Step-by-step explanation:

  • (8)^10 * 8^6
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  • 4096 answer
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3 years ago
A/an _______ triangle has all three angles measuring less than 90°. A. scalene B. right C. acute D. obtuse
andrew-mc [135]
Answer <span>C. acute

</span><span>A/an _acute_ triangle has all three angles measuring less than 90</span>
4 0
3 years ago
Harry took out a loan from the bank. the variable ddd models harry's remaining debt (in dollars) ttt months after he took out th
vaieri [72.5K]

Answer:

Harry has a loan of $9000 in total. Harry obtained a loan from the bank. Explanation Harry's remaining debt, expressed in dollars, is modeled as a function of time t, expressed in months, by the function D(t). The role is played by, This function can be used to determine that $200 is being subtracted each month from the function, meaning Harry is paying $200 toward his loan. Harry has not yet made any payments, therefore we may set t=0 to obtain the total amount of his solo. Therefore, the value of D(t) will reveal the loan's net amount. Harry's borrowing, therefore, equals to $9000.

5 0
2 years ago
Six to the third power times six to the fourth power in exponential form
Marta_Voda [28]

Answer:

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Step-by-step explanation:

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3 0
3 years ago
Read 2 more answers
Jon recently drove to visit his parents who live 270 270 miles away. On his way there his average speed was 24 24 miles per hour
Ber [7]

Answer:

He drove there at 60 mph, and he drove back at 36 mph.

Step-by-step explanation:

one way distance = d = 270 miles

average speed on way back = s

average speed on the way there = s + 24

time driving there = t

time driving back = 12 - t

average speed = distance/time

distance = speed * time

going there:

270 = (s + 24)t

270 = st + 24t

going back

270 = s(12 - t)

270 = 12s - st

We have a system of equations:

270 = st + 24t

270 = 12s - st

Solve the first equation for t.

t(s + 24) = 270

t = 270/(s + 24)

Substitute in the second equation.

270 = 12s - s[270/(s + 24)]

270 = 12s - 270s/(s + 24)

Multiply both sides by s + 24.

270s + 6480 = 12s^2 + 288s - 270s

12s^2 - 252s - 6480 = 0

Divide both sides by 12.

s^2 - 21s - 540 = 0

(s - 36)(s + 15) = 0

s = 36 or s = -15

The average speed cannot be negative, so we discard the solution s = -15.

s = 36

s + 24 = 60

Answer: He drove there at 60 mph, and he drove back at 36 mph.

3 0
3 years ago
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