Please help now i need this quick
2 answers:
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Answer:
12.9 cm ( nearest tenth )
Step-by-step explanation:
sin 40° = ( multiply both sides by 20 )
20 × sin 40° = b, hence
b = AC = 20 × sin 40° = 12.9
Answer:
12.9 cm ( nearest tenth )
Step-by-step explanation:
sin 40° = ( multiply both sides by 20 )
20 × sin 40° = b, hence
b = AC = 20 × sin 40° = 12.9