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Slav-nsk [51]
3 years ago
15

Trong mặt phẳng tọa độ cho tam giác ABC biết các đỉnh A(-1,2), B(4,7) và trọng tâm tam giác G(3,2). Viết phương trinh đường thẳn

g d chứa đường cao đi qua A của tam giác ABC
Mathematics
1 answer:
ExtremeBDS [4]3 years ago
8 0
Can you translate so i can help you out .
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<img src="https://tex.z-dn.net/?f=%5Csqrt%7B18%7D%2B%5Csqrt%7B50%7D" id="TexFormula1" title="\sqrt{18}+\sqrt{50}" alt="\sqrt{18}
KengaRu [80]

3\sqrt{2} +5\sqrt2}\\=8\sqrt{2}

3 0
3 years ago
Read 2 more answers
In your own words, explain the concept of a variable. Discuss how you can teach a class about the use of variables and how they
vesna_86 [32]

VARIABLE is a symbol which is used for representation in a  math.

According to the statement

we have to explain about the what is a variable.

So, VARIABLE is a symbol which is used for representation in a  math.

It represent the so many things like Algebra, Matrix,Vector etc. and also so many things.

A variable may also be called a data item.

It is used to represent a data like country name, name, age, date of birth etc.

we know that the every thing is changeable. So, like ther things variables are also changeable.

The changing of variable parameters is called as variation. In problems relating to two or more variables, it is seen that the value of a variable changes with the change in the value.

So, VARIABLE is a symbol which is used for representation in a  math.

Learn more about VARIABLE here brainly.com/question/1295072

#SPJ4

8 0
2 years ago
What is the probability of losing 6 times in a row playing Heads or Tails flipping a coin?
slava [35]
The probability of losing per flip is 1/2. Multiply 1/2 by itself 6 times since the condition is asking for the probability for the person to lose 6 times in a row. 1/2 * 1/2 * 1/2 * 1/2 * 1/2 * 1/2 = 1/64. The answer is 1/64.
6 0
3 years ago
Read 2 more answers
Plz help 100 points
tekilochka [14]

Answer:

the answer is one line is increased by 1, and the other increased by 6

hope this helped :))

4 0
3 years ago
Read 2 more answers
Please help me ASAP, i will give a thanks and rate you 5 stars. Review the surface area and volume formulas for the following fi
PtichkaEL [24]
I think the best figure for a cereal box would be a cylinder. There are no corners on a cylinder where it is hard to fit round pieces of cereal into.  The formula for the surface area of the cylinder is 2*pi*r*h+2*pi*r^2. The formula for the volume of the cylinder is pi*r^2*h. (Then I would add some more info supporting why you think a cylinder would make a good box.)
6 0
3 years ago
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