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Find the length of side AB.
Give your answer to 1 decimal place.
CB = 12 cm
AB = 62°

PLEASE HELP!! ​

Find the length of side ABGive your answer to 1 decimal placeCB 12 cm AB 62PLEASE HELP class=

Respuesta :

Answer:

AB ≈ 5.6 cm

Step-by-step explanation:

Using the cosine ratio in the right triangle

cos62° = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{AB}{BC}[/tex] = [tex]\frac{AB}{12}[/tex] ( multiply both sides by 12 )

12 × cos62° = AB , then

AB ≈ 5.6 cm ( to 1 dec. place )

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