dee1334
02.12.2020 •
Mathematics
This is a trigonometry question .
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Ответ:
AB ≈ 5.6 cm
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos62° =
= 
= 
( multiply both sides by 12 )
12 × cos62° = AB , thus
AB ≈ 5.6 cm ( to 1 dec. place )
Ответ:
yes
Step-by-step explanation:777