2 years ago

Solve for x. Round to the nearest tenth, if necessary.

Mathematics

1 answer:

nadya68 [22]2 years ago

5 0

Answer:

Step-by-step explanation:

take 35 degree as reference angle

using cos rule

cos 35=adjacent/hypotenuse

0.81=x/78

78*0.81=x

63.18=x

63.2=x

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