Answered

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Find the missing side. Round to
the nearest tenth.
19
40°
[ ?

Find The Missing Side Round To The Nearest Tenth 19 40 class=

Sagot :

Answer:

14.6

Step-by-step explanation:

We solve using the Trigonometric function Cosine

cos θ = Adjacent/Hypotenuse

θ = 40°

Hypotenuse = 19

Adjacent = x

Therefore,

cos 40 = x/19

Cross Multiply

x = cos 40 × 19

x = 14.554844419

Approximately to the nearest tenth,

x = 14.6