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mario62 [17]
3 years ago
14

What is the length of each side ? help please

Mathematics
1 answer:
Margarita [4]3 years ago
6 0

Lengths are 11cm , 13cm , 16cm , 12cm

Step-by-step explanation:

Perimeter = Sum of measure of all the sides of quadrilateral.

In the question , perimeter = 52 cm

So,

x + (x + 2) + 2(x - 3) + (x + 1) = 52

=  > x + x + 2 + 2x - 6 + x + 1 = 52

=  > 5x - 3 = 52

=  > 5x = 52 + 3 = 55

=  > x =  \frac{55}{5}  = 11

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Which number produces a rational number when added to 0.25
Sonja [21]

Answer:

the number that produces a rational number when added to 0.25 is 2/9



3 0
3 years ago
Evaluate using properties of arithmetic operations. 12∙121∙13÷(26∙11)∙7÷11
Anika [276]

Answer:

0.1978

Step-by-step explanation:

According to the rule of BODMAS (or FEDMAS), let us do the bracket first.

26·11 = 286

Now, do the multiplication from the left.

12·121·3 = 4356

286·7 = 2002

Now, do the division from the left.

\frac{\frac{4356}{2002} }{11}

=\frac{4356}{2002(11)}

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= 0.1978



8 0
3 years ago
Given: || EIJ GJI Prove: JIK IJL
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6 0
3 years ago
Using the identity sin? O + cos? O = 1, find the value of tan O, to the nearest
Novosadov [1.4K]

Answer:

<u>3.7</u>

Step-by-step explanation:

<u>Given</u>

  • sin²θ + cos²θ = 1
  • sinθ = 0.27

<u>Solving for cos</u>θ

  • cos²θ = 1 - sin²θ
  • cos²θ = 1 - (0.27)²
  • cos²θ = 0.0729

<u>Finding tan</u>θ

  • tanθ = sinθ / cosθ
  • tanθ = 0.27 / 0.0729
  • tanθ = <u>3.7</u>

<u>Verifying it lies in the range</u>

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7 0
2 years ago
1. The formula for the velocity of an object is d=v/t, where v is the object, d is the distance traveled, and t is the time the
Arlecino [84]

Answer:

you need to isolate t or time

you need to know distance between sun and earth and velocity of them in order to calculate how long it takes for light to travel from the Sun to Earth

Step-by-step explanation:

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now you mulipy d to both side to get v over d and time by itself

6 0
3 years ago
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