trigonometry authentic assessment
نص القصة المصورة
- Bob, a local firefighter, answered a call saying that a cat was stuck in a tree. when he arrived he saw the cat. bob is standing 10 feet away from the tree and can see the cat at a 45 degree angle.
- 45 *
- 10 ft
- x ft
- Bob wants to know how high up the cat is. He uses the trigonometric function tan ( 45 ) * 10 =. 10. the bird is 10 ft high.
- Bob wants to know how high up the cat is. He uses the trigonometric function tan ( 45 ) * 10 = 10. the bird is 10 ft high.
- 45 *
- 10 ft
- 10 ft
- bob received a call saying a apartment building was on fire. when he arrived he saw that the fire was on the second floor, which is 17 ft from the ground.
- bob wants to know the angle of inclination from the fire to him. using inverse trigonometric functions he will calculate : tan-1 (17/8) = 65 degrees.
- x
- 8 Ft
- 17 ft
- 18 ft
- 50 ft
- As Bob's day continued he also had to save a rare exotic parrot. bob wants to know how he should lift the ladder. He uses the trigonometric function sin x = 18/50 = 21.1 degrees.
- x
- THE END
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