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Ronch [10]
2 years ago
12

Find the measures of the numbered angles in rhombus QRST.

Mathematics
1 answer:
weeeeeb [17]2 years ago
8 0
1)90, 2)47, 3)43, 4)47
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A pot is being used to boil off 1 kg of water. The specific energy required to cause the phase change is 2297 kJ/kg. Assuming th
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Answer:

It will take 58 seconds

Step-by-step explanation:

If you have 1 kg of water in the jar, half of it will be 0.5 kg.

To vaporize half of the water (0.500 kg) the energy supply needed is

2297 kJ/kg*0.5kg=1148.5 kJ

If the stove is supplying 20 kJ/s, the time its needed is

\frac{1148.5 kJ}{20\frac{KJ}{s} }=57.425 s

It will last at least 58 seconds to vaporize half of the water.

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3 years ago
Ryan has 3 cups of chocolate milk. If he pours 1/3 of a cup each day, how many days will the 3 cups last him?
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Step-by-step explanation:

6 0
3 years ago
The table shows how much an air-conditioning repair company charges for different numbers of hours of work. Write the equation i
Sloan [31]

Answer:

x over y using the numbers given

Step-by-step explanation:

5 0
2 years ago
Sylvie needs $110 for a concert ticket. She already has $16 and she can earn the rest by working 10 hours at her job. If h repre
oksano4ka [1.4K]

Answer:9.4$ a hour

Step-by-step explanation:

110 - 16 = 94

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<!> Brainliest is appreciated! <!>

6 0
2 years ago
Read 2 more answers
Helppppppppppppppppppp I’ll you brainlist if you don’t respond if you’re going to put something random I will report you !
qwelly [4]

Answer:

x = 0

y = -4

negative 4 cuz the line goes down, meaning it's negative

4 0
3 years ago
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