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marishachu [46]
3 years ago
11

If two lines are coplanar, which of the following must be true

Mathematics
2 answers:
tamaranim1 [39]3 years ago
6 0
It will be D because the lines share at least one point and is sharing a lease one line
astraxan [27]3 years ago
3 0

Answer: Option 'c' is correct.

Step-by-step explanation:

Since we have given that

If two lines are coplanar, then lines should be parallel or they should intersect each other.

It means, perpendicular lines always intersect to each other but parallel lines never.

So, If the lines are perpendicular then it must intersect, other wise the lines never intersect.

so, the lines are coplanar.

Hence, Option 'c' is correct.

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Please answer this thank you really appreciate it
SSSSS [86.1K]

Answer:

0.00009

Step-by-step explanation:

This question is an example of scientific notation.

To solve this you must

  1. Get it to standard form. If the exponent is negative, you move the decimal to the left. If the exponent is positive, you move the decimal to the right. Do it to the top and bottom.
  2. Now that you have it is standard form, simplify.

Brainliest would be appreciated.

6 0
3 years ago
I'm so confused, know the answer?​
Vikki [24]

Answer:

P = -10

5p - 8(p + 1) > 16

5(-10) - 8(-10 + 1) > 16

-50 - 8(-9) > 16

-50 + 72 > 16

22 > 16

7 0
3 years ago
Find x if eg is a median of triangle DEF.. 5x-17 & 3x+1
GREYUIT [131]
If eg is the median, that means
5x-17=3x+12x=18x=9
4 0
3 years ago
8x-5y=21 simultaneous linear equation<br>2x+9y=-5
olya-2409 [2.1K]

Answer:

x=2 and y=-1

Step-by-step explanation:

If two equations are given, we can solve one of the equation in terms of single variable and put it in the other equation which will further give the value of x and y.

For the given equations:

8x-5y=21              Equation:1

2x+9y=-5             Equation:2

Solving equation multiply equation 2 with 4 on both the sides

8x+36y=-20        Equation 3

Subtracting Equation:3 from Equation:1

8x-5y-(8x+36y)=21-(-20)\\8x-5y-8x-36y=21+20\\-41y=41\\y=-1

Putting value of 'y' in Equation:2 which will give the value of x

2x+9y=-5\\2x+9(-1)=-5\\2x-9=-5\\2x=4\\x=2

8 0
3 years ago
The difference between the set of non-negative real numbers and the set of positive real numbers is:
Inessa05 [86]

Answer:

C; A singleton set

Step-by-step explanation:

Mathematically, when a number is non-negative; it is either positive or zero

Now, this is because 0 identifies as neither a positive or a negative number

hence, when we find the difference between the two sets, the only number that stands out unmatched is the value 0

What this mean is that we are having a set with a single number result

So we have our answer as {0}

Which is a singleton set

4 0
3 years ago
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