a history book weights 24 oz more than a math book. the marh book is 75% the weight of the history book. how much does each book
1 answer:
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Answer:
Step-by-step explanation:
For angle C,
cos(∠C) = = 0.97
sin(∠C) = = 0.26
tan(∠C) = = 0.27
Therefore, from the triangle ABC,
cos(∠A) = cos(90° - ∠C)
= sin(∠C)
= 0.26
sin(∠A) = sin(90 - ∠A)
= cos(∠A)
= 0.97
tan(∠A) =
= 3.73
Angle
A 0.26 0.97 3.73
