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ZanzabumX [31]
2 years ago
11

The diagram shows three points P, Q and R on horizontal ground.

Mathematics
1 answer:
Tom [10]2 years ago
7 0

Answer:

5.53°

Explanation:

Law of sines.

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3 years ago
3x²-30x+9=0<br> PLEASE HELP<br> COMPLETING THE SQUARE WILL MARK BRAINLIEST
nlexa [21]

Answer:

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Step-by-step explanation:

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3 years ago
A mystery number rounds to 200 when rounded to nearest hundred. The sum of its ditgits is 10. When rounded to the nearest 10, it
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7 0
3 years ago
What are the solutions to the system of equations? y=2x^2−6x+3 y=2x+3
adoni [48]

Answer:

Step-by-step explanation:

y=2x²-6x+3

y=2x+3

2x²-6x+3=2x+3

2x²-6x+3-2x-3=0

2x²-8x=0

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x=0,4

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5 0
2 years ago
A dolphin jumps 54 times in a 6 hour period. At this rate, how many jumps would be expected in a 2-hour period?
Lemur [1.5K]

Answer:

The dolphin will jump 18 times in 2hours.  

Step-by-step explanation:

Find the jumps per hour: 54/6 = 9

^This means that the dolphin jumps 9 times in an hour.

9*2 (hours) = 18

The dolphin will jump 18 times in two hours.

3 0
2 years ago
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