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kiruha [24]
3 years ago
9

What is the area of this quadrilateral pls help i’ll mark brainlest

Mathematics
1 answer:
MissTica3 years ago
8 0

Answer:

16+24= 40

Step-by-step explanation:

for the two triangles 1/2bh×2

for the rectangle 8×3

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Natalija [7]

I can't see the problem

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3 years ago
Find the solution set of the inequality<br> 4x-1&lt; 11.<br><br> PLEASE HEP I NEED THIS ASAP!!!!
maxonik [38]

Answer: x > 3

Step-by-step explanation:

In order to find x, we must isolate it first.

Add one to both sides. It's now 4x < 12.

Now we divide both sides by 4, remember that every time we divide or multiply we must flip the inequality symbol.

The final answer is x > 3

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2 years ago
2x^2+3x=(2x-1)(x+1)<br> Pls do explain
Serggg [28]
<h3><u>Answer:</u></h3>

<u />x=-\frac{1}{2}

<h3><u>Step-by-step explanation:</u></h3>

You could solve this problem by either: Factoring or by using the Quadratic Formula.

SOLVING BY FACTORING STEPS

<em>STEP 1:</em><em> Move (2x−1)(x+1) to the left side of the equation by subtracting it from both sides.</em>

<em />2x^2+3x-(2x-1)(x+1)=0

<em>STEP 2:</em><em> Simplify 2x^2+3x−(2x−1)(x+1).</em>

<em />2x+1=0

<em>STEP 3: </em><em>Simplify each term.</em>

<em />2x^2+3x-2x^2-x+1=0

<em>STEP 4: </em><em>Simplify by adding terms.</em>

<em />2x+1=0

<em>STEP 5:</em><em> Subtract 1 from both sides of the equation.</em>

<em />2x=-1

<em>STEP 6: </em><em>Divide each term by 2 and simplify.</em>

<em />x=-\frac{1}{2}

SOLVE BY USING THE QUADRATIC FORMULA STEPS

<em>STEP 1: </em><em>Move all terms to the left side of the equation and simplify.</em>

<em />2x+1=0<em />

<em>STEP 2: </em><em>Subtract 1 from both sides of the equation.</em>

<em />2x=-1<em />

<em>STEP 3: </em><em>Divide each term by 2 and simplify.</em>

<u />x=-\frac{1}{2}

5 0
3 years ago
Read 2 more answers
1. Find the mean, median, and mode of this data set.<br> 76, 74, 78, 72, 73, 80, 49, 72, 83
aliina [53]

Mean 74
Median 73
Mode 72
3 0
3 years ago
A 98% confidence interval is found to be (32,46). What is the margin of error ?
Goshia [24]

Answer: 6.68

Step-by-step explanation:

Since everybody wants to troll, the answer is 6.68

3 0
3 years ago
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