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Vadim26 [7]
3 years ago
6

Can someone please explain how to do this? ​

Mathematics
1 answer:
vovikov84 [41]3 years ago
6 0

Answer:

14)

  • tan θ = BC/AC = 9/13
  • θ = arctan (9/13)
  • θ = 34.7°

15)

  • cos 45° = 14/x
  • x = 14 / cos 45°
  • x = 19.8
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Marianna [84]

Probability of choosing pink balloon is  \frac{2}{5}.

Step-by-step explanation:

Given,

Number of green balloons = 5

Number of yellow balloons = 3

Number of red balloons = 4

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Total number of balloons = 5+3+4+8 = 20

To find the probability of pink balloon.

Formula

Probability of an even = number of outcomes ÷ total number of outcomes

So,

Probability of choosing pink balloon = \frac{8}{20} = \frac{2}{5}

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3 years ago
What is the relationship between angles 6 and 7
KATRIN_1 [288]

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