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agasfer [191]
3 years ago
10

What is the area of trapezoid ABCD?

Mathematics
1 answer:
Pani-rosa [81]3 years ago
7 0
Determine the measure of bases a and b and height h of the given trapezoid. Given the coordinates of the points, the distance is calculated through the equation,

     d =  sqrt ((x₂ - x₁)² + (y₂ - y₁)²)

Base 1: (-2,2) and (1,-2):
    d= sqrt ((-2 - 1)² + (2 - -2)²) = 5

Base 2: (2,5) and (11, -7)
   d = sqrt ((2 - 11)² + (5 - -7)²) = 15

Height: (-2,2) and (2, 5)
   h = sqrt ((-2 -2)² + (2 - 5)²) = 5

The equation for the area of the trapezoid is,
    A = (1/2)(base1 + base2)h

Substituting the known values,
   A = (1/2)(5 + 15)(5) = 50

ANSWER: 50 square units
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Round 12.511 to the nearest TENTHS
netineya [11]

Answer:

<h2>12.5</h2>

Step-by-step explanation:

That would be 12.5 because 12.51 is closer to 12.50 than it is compared to 12.6.

7 0
3 years ago
on her first day of work, mia sold one straw hat. on day two, she sold three straw hats. on day three, she sold five straw hats,
garri49 [273]

If Mia sold 2 more hats on each suceeding day, after working 40 days it is expected Mia had sold a total of 1523 hats.

<h3>How many hats will Mia sell everyday?</h3>

Day: Hats

  • 1 = 1
  • 2=3
  • 3 = 5
  • 4=7
  • 5= 9
  • 6=11
  • 7= 13
  • 8= 15
  • 9=17
  • 10=19
  • 11= 21
  • 12=23
  • 13= 25
  • among others

You can notice the number of hats she will sell follow a pattern as there are only sequential odd numbers.

<h3>How many hats will Mia sell in total?</h3>

By following the sequence let's add the hats she will sell everyday:

  • 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23 + 25 + 27 + 29 + 31 + 33 + 35 + 37 + 39 + 41 + 43 + 45 + 47 + 49 + 51 + 53 + 55 + 57 + 59 + 61 + 63 + 65 + 67 + 69 + 71 + 73 + 75 + 79 = 1523

Learn more about sums in: brainly.com/question/13013054

6 0
2 years ago
Choose the correct simplification of (2x3 + x2 − 4x) − (9x3 − 3x2).
Mrrafil [7]
You start off by multiplying the second bracket by -1 to get rid of the bracket.
So,
(2x3 + x2 - 4x) - 9x3 + 3x2 =
2x3 +x2 - 4x - 9x3 + 3x2 =
(2x3 - 9x3) + (x2 + 3x2) - 4x =
-7x3 + 4x2 - 4x
7 0
3 years ago
Read 2 more answers
What is 14 1/4 - 13 5/6 =
svlad2 [7]

Answer:5/12 (Decimal: 0.416667)

Step-by-step explanation:

3 0
3 years ago
Can someone please help me??
Semmy [17]

since we don't know any of your vocabulary, I might not be using the ones you learned


since we have points A and B and points F(A) and F(B), I think they want us to use the word 'translation'

"The function F(x) translates each point to the right without moving them up or down." would be my description


also the 2 lines are paralell


7 0
3 years ago
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