One day a store sold 45 pens, one kind at 8.50 and another kind at 9.75. In all 398.75 ws taken in. How many of each kind were s
1 answer:
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Given:
In a right triangle at B,
To find:
The length of the sides b and c and angle B.
Explanation:
Using the trigonometric ratio,
Using the trigonometric ratio,
Using the angle sum property,
The angle B becomes,
Final answer:
The values are,