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murzikaleks [220]
2 years ago
6

PLease help, 100 points being given

Mathematics
1 answer:
kolezko [41]2 years ago
5 0

Answer:

None of these

Step-by-step explanation:

\frac{x^{2}}{2} +\frac{y^{2}}{3} =\frac{4sin^{2}t}{2} +\frac{9sin^{2}t}{3} =5\times sin^{2}t

x^{2}+y^{2}=13\sin^{2} t

3x^{2}+2y^{2}=30\sin^{2} t

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Need help. Thank you :”)
Agata [3.3K]

It is the first choice. All you have to do is isolate A from 2A so you would divide by 2 and get A=bh/2

7 0
3 years ago
Read 2 more answers
Help plsssssssss <\3
kvv77 [185]

Answer:

7

Step-by-step explanation:

\frac{5}{5}  + 6 = 1 + 6

To solve this you just have to replace the letters with the corresponding numbers. 5/5 = 1 and 1+6 = 7

So your answer is 7!

7 0
2 years ago
Francine has a collection of 25 dolls. If 12% of the dolls are Monster High dolls, how many of the dolls are not Monster High Ex
Oksi-84 [34.3K]

9514 1404 393

Answer:

  22

Step-by-step explanation:

The number of Monster High dolls is ...

  12% × 25 = 3 . . . dolls

The others are not Monster High dolls. Their number is ...

  25 -3 = 22 . . . not Monster High dolls

4 0
3 years ago
The average human body contains about 40 L of water. What is the total amount of water contained in the 6.4 billion people in th
vesna_86 [32]

Answer:

2.56 * 10^11 L

Step-by-step explanation:

1 body has 40 L

Thus, the amount in 6.4 billion would be;

40 * 6.4 * 10^9

= 256 * 10^9

= 2.56 * 10^2 * 10^9

= 2.56 * 10^11 L

7 0
3 years ago
PLEASE HELP!! I WILL GIVE BRAINLIEST
sattari [20]

Answer: (a) The rate that the point 8,28 represents is 3.5 cm/s since 28/8 = 3.5  

(b) The unit rate is 3.5 cm/s since the rate is constant.

(c) The two points lie on the same line and that both points results to a rate of 3.5 cm/s.

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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