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Arturiano [62]
3 years ago
8

Why was I wrong why is this right

Mathematics
1 answer:
shutvik [7]3 years ago
3 0

Answer:

Idk?

Step-by-step explanation:

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Describe and correct the error in finding DC
sleet_krkn [62]

Answer:

DC = 2

Step-by-step explanation:

The wrong equation was used.

The right equation to use based on the midsegment theorem of a trapezoid is:

MN = ½(AB + DC)

MN = 8

AB = 14

Substitute

8 = ½(14 + DC)

Multiply both sides by 2

8*2 = ½(14 + DC)*2

2*8 = 14 + DC

16 = 14 + DC

16 - 14 = 14 + DC - 14

2 = DC

DC = 2

6 0
3 years ago
What is the slope of -y=-x+6
Katarina [22]

<u>Answer:</u>

  • m = 1
  • b = -6

<u>Step-by-step explanation:</u>

We know that:

  • -y = -x + 6
  • y = mx + b

First, we need to change the 'y' sign.

  • => -y = -x + 6
  • => y = x - 6

Now, let's compare both of the equations to find slope.

  • => (y = x - 6) = (y = mx + b)

We can see that the slope is 1 and the y-intercept is -6.

<u>Conclusion:</u>

Therefore:

  • m = 1
  • b = -6

Hoped this helped.

4 0
2 years ago
Evaluate the expression x - 7. If x= 12.<br> 19<br> 6<br> 17<br> 5
ratelena [41]

Answer:

\boxed{ \bold{ \huge{ \boxed{ \sf{5}}}}}

Step-by-step explanation:

Given , value of x = 12

To find : Value of the given expression

Given expression = \sf{x - 7 }

plug the value of x

\dashrightarrow{ \sf{ 12 - 7}}

Subtract 7 from 12

\dashrightarrow{ \sf{5}}

Hope I helped!

Best regards! :D

8 0
3 years ago
the ratio of teacher to learners in a school in oluno is 1:35 .If there are 30 teachers in the school , how many learners are th
miskamm [114]

Answer:

1050

Step-by-step explanation:

There are 30 teachers.

1:35

Multiply each part of the ratio by 30.

1×30:35×30

30:1050

There are 1050 learners.

7 0
3 years ago
Please answer this correctly without making mistakes
Makovka662 [10]
12%

The fraction is 12/100, which is the same as 12%

Hope this helps!
3 0
3 years ago
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