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defon
2 years ago
14

D Answer each question.

Mathematics
1 answer:
nika2105 [10]2 years ago
6 0

Answer:

Step-by-step explanation:

1. Humans can detect sounds in a frequency range from about 20 Hz to 20 kHz.

2. speed of sound is 343 m/sec.

3. two animals are Bats and Whales.

4.The voiced speech of a typical adult male will have a fundamental frequency from 85 to 180 Hz, and that of a typical adult female from 165 to 255 Hz.

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Can Somebody Help Me Please?
nikdorinn [45]

Answer:

28 (length' unit)²

Step-by-step explanation:

  • the area of all A rectangle is 4*8 =32
  • The area of the missing portion of the rectangle is equal to the area of the triangle ½*(2)*(4)=4
  • the area of this shape equal to

the area of all A rectangle - The area of the missing portion of the rectangle = 32 - 4 = 28 (length' unit)²

4 0
2 years ago
Please help with b) and c)
rewona [7]
For b it is A,M and T
For C it is 0%
6 0
2 years ago
54 divided by 2,808 the answer an worked out
NemiM [27]
0.019 is the correct answer. I hope this is the answer you are looking for! :)
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3 years ago
Jason wants to use all the given digits below to form a 6-digit number which is 872000 when rounded to the nearest thousand. how
uranmaximum [27]
4,3,8 I think idkkkkk
5 0
3 years ago
Read 2 more answers
Solve the equation. Then check your solution.<br> 1. 1/4 = a +3/8
andrew11 [14]
Subtract from both sides by 3/8, and u got -1/8. If u want to check put -1/8 in a
-1/8+3/8=1/4
6 0
3 years ago
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