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AveGali [126]
3 years ago
12

Could someone please answer this And explain I would really appreciate it thank you so much :)

Mathematics
1 answer:
makvit [3.9K]3 years ago
6 0

Answer:

The first choice

Step-by-step explanation:

So you see that square down there, does mean that the angle is 90 degrees. So 90-50 = 40 so yea the first choice.

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point O lies in the interior of angle MNP. if the measure of MNO is x^2 + 10x, the measure of ONP is x^2 - 2x , and the measure
Triss [41]

Answer:

x = 6; ∠ONP = 24°

Step-by-step explanation:

1. Find the value of x

\begin{array}{rcl}\angle MNP & = & \angle MNO + \angle ONP\\3x^{2} + 12 & = & x^{2} + 10x + x^{2} - 2x\\3x^{2} + 12 & = & 2x^{2} + 8x\\x^{2} + 12 & = & 8x\\x^{2} -8x + 12 & = & 0\\(x - 2)(x - 6) & = & 0\\\end{array}

x = 2 \text{ or }x = 6

2. Find the measures of the angles

(a) x = 2

∠ ONP = x² - 2x = 2² - 2(2) = 4 - 4 = 0

This answer does not make sense because O lies in the interior of ∠MNP.

We disregard x = 2.

(b) x = 6

∠ ONP = x² - 2x = 6² - 2(6) = 36 - 12 = 24

5 0
4 years ago
Which equation represents a line which is parallel to the line y=1/5x-5
notsponge [240]

Answer:

x+5y =30  

this is random because it wont let me submit the answer unless I write 20 characters lol

7 0
3 years ago
Read 2 more answers
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d1i1m1o1n [39]

Answer:

Step-by-step explanation:

One pump will fill 200l in 20 minutes

So the rate of filling per pump will be 10l/minute (200/20)

Let the number of minutes it will take to fill the 600l be x minutes

Now, since the rate of filling per pump is 10 l/minute

Then in x minute, they would have filled 10l/minute * x = 10x liters

So it is now this 10x liters that will be equal to 600

To find x, we simply divide

10x = 600

x= 600/10

x = 6 minutes

4 0
3 years ago
Which matrix multiplication is possible?
Gwar [14]

When calculating A×B, the number of columns of A = number of rows of B.

Thus, only last case is possible.

5 0
3 years ago
Caroline has 12 cherries and 13 strawberries. What percentage are the cherries?
Tasya [4]

Answer:

12/25=48%

Step-by-step explanation:

total=denominator=12+13=25

numerator=no of cherries=12

12/25=x/100

1200=25x

x=48%

6 0
3 years ago
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