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klio [65]
3 years ago
8

20 POINTS!! HELP PLEASE LOOK AT ALL IMAGES

Mathematics
1 answer:
Alex_Xolod [135]3 years ago
3 0

Answer:

10option a 10

11option d √58

12option b 16

13option d 68  

14option a 16

Step-by-step explanation:

To solve all these questions we will use trigonometry identity which says that

<h3>10)</h3>

TanФ = opp / adj

Tan (b) = 2/11

 b = tan^-1(2/11)

b =  10.30

   ≈ 10

<h3>11) </h3><h3>hypotenuse² = height² + base²</h3>

Bc² = 3² + 7²

BC = √3²+7²

BC =√58

<h3>12)</h3>

sin(30) = opp/ hypo

sin(30) = 8 / pq

pq = 16

<h3>13)</h3>

tanB = opp / adj

B = tan^-1(17/7)

B = 67.7 ≈ 68°  

<h3>14)</h3>

sin(7) = opp / hyp

sin(7) = 2/x

x =  2/sin(7)

x = 16 miles

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