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30-11-2021
Mathematics

contestada

What is the length of AB

What is the length of AB class=

Respuesta :

SujithShen SujithShen

30-11-2021

Answer:

12.64

Step-by-step explanation:

cos 53 = Adjacent side/Hypotenuse

cos 53 = Adjacent side/21

21 * cos 53 = (Adjacent side/21) * 21

21 cos 53 = Adjacent side

Adjacent side (AB) ≈ 12.64

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