Given: ABC is a right triangle with right angle C. AB = 18 centimeters and mZA = 22°.
1 answer:
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Answer:
$8
Step-by-step explanation:
for a discount of 20% we require to calculate 20% of $40
20% = = 0.2, hence
discount = 0.2 × $40 = $8
Answer:
A. cos(60°)
Step-by-step explanation:
sin(30 degrees) = 0.5
cos(60°) = 0.5
cos(90°) = 0
sin(60°) = √
cos(30°) = √
so it's A.
<em>Ace</em>