kmohamad7d kmohamad7d

21-01-2022
Mathematics

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In the pictured triangle, ZA is 137 degrees and ZB is 28 degrees. If
side bis 71 units long, approximately how long is side a?

In the pictured triangle ZA is 137 degrees and ZB is 28 degrees If side bis 71 units long approximately how long is side a class=

Respuesta :

Bromine67 Bromine67

21-01-2022

Answer:

a would be 103.14 units approximately.

Step-by-step explanation:

A=137

B=28

b=71

a=?

Using the formula

a/sinA=b/sinB

or, a/sin137=71/sin28

or, sin28a= sin137.71

or, sin28a=48.42

or, a=48.42/sin28

so, a = 103.14

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