Answer:
z ≈ 145.62
Step-by-step explanation:
using the sine ratio in the right triangle
sin18° = =
( multiply both sides by z )
z × sin18° = 45 ( divide both sides by sin18° )
z = ≈ 145.62 ( to the nearest hundredth )
A helicopter flies 665 feet above ground. What is the measure of the angle of depression from the helicopter to the girl’s line
of sight? Round to the nearest degree.
23°
25°
65°
67°
23°
25°
65°
67°
2 answers:
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