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murzikaleks [220]
3 years ago
13

What is the name of a polygon that has four congruent sides and these angle measures 80,100,80,100

Mathematics
1 answer:
Black_prince [1.1K]3 years ago
8 0

Quadrilateral. If you add the angles up on any quadrilateral, it equals 360 (it should always add to 360 for a quadrilateral)

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From a barrel of colored marbles, you randomly select 1 blue, 2 yellow, 7 red, 6 green, and 2 purple marbles. Find the experimen
dybincka [34]

Answer:

8/9

Step-by-step explanation:

1 blue, 2 yellow, 7 red, 6 green, and 2 purple marbles = 18 marbles

The number that are not yellow = total - yellow

P( not yellow) = number that are not yellow / total

                       = (18-2) / 18

                       = 16/18

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Step-by-step explanation:

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musickatia [10]

Answer:

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Step-by-step explanation:

7 0
2 years ago
What is the equation of the sinusoid?<br> TI<br> 21<br> Зп<br> 47
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Answer:

y = sin( x/2)

Step-by-step explanation:

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Step-by-step explanation:

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