Answer:
After 15 minutes, the temperature of both the furnaces will be same.
Step-by-step explanation:
Let 
be the minutes when the temperature of both becomes same.
Now, as per question:
Temperature of the furnace after minutes that is cooling at the rate of 15 degree per minute is given as:
Temperature of the furnace after minutes that is heating at the rate of 5 degree per minute is given as:
Now, equating both the temperatures, we get
Therefore, after 15 minutes, the temperature of both the furnaces will be same.
The circumcenter is the center of the circle which goes through the triangle's vertices, so the circumcenter of the triangle and the center of that circumscribed circle MUST be the same point.
The same goes for the incenter and the center of the inscribed circle, though these will not, in general, be the same point as the circumcenter.
Ok. This is an incomplete question. I don't want to report. Please tell me the answer choices so I can match them for you.
Answer:
16
Step-by-step explanation:
If shes out for 3 hours, times 2 by 3, 2x3 then they have a fee of 10 at the beginning then you add that on to 6 then you get 16. ( Sorry if I'
m wrong this is just how I was taught )
