Solve y=x²-18 for x
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Answer:
28 m
Step-by-step explanation:
The top angle in the triangle = 90° - 62° = 28°
Using the cosine ratio in the right triangle
cos28° = =
cross- multiply
x × cos28° = 25 ( divide both sides by cos28° )
x = = 28.31425... ≈ 28 m
Thus the distance from the top to the crocodile is 28 m