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Marianna [84]
3 years ago
6

When is a quadrilateral a parallelogram?

Mathematics
1 answer:
brilliants [131]3 years ago
6 0
C. when opposite sides are congruent and parallel
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In a survey of 400 randomly selected​ people, it was determined that 22 play soccer. What is the probability that a randomly sel
insens350 [35]

Answer:

5.5% probability that a randomly selected person plays​ soccer

Step-by-step explanation:

A probability is the number of desired outcomes divided by the number of total outcomes.

Desired outcomes:

People surveyed who play soccer, so D = 22

Total outcomes:

Total people surveyed, so P = 400

What is the probability that a randomly selected person plays​ soccer?

P = \frac{D}{T} = \frac{22}{400} = 0.055

5.5% probability that a randomly selected person plays​ soccer

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2/3 - 4x + 7/2 = -9x + 5/6 apply the properties.. step by step
Nutka1998 [239]

Answer:

x=5/13

Step-by-step explanation:

2/3+7/2=9x+5/6+4x

2/3+7/2-5/6=9x+4x

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2/3=4/6      7/2=21/6       5/6=5/6

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30/6=13x

5=13x

x=5/13

8 0
3 years ago
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The radius is always half of the diameter.

Step-by-step explanation:

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Step-by-step explanation:

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