In 1999, 68% of households with TV’s subscribed to cable TV. If 8,000 more subscribers are added to the number of households wit
1 answer:
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Answer:
x ≈ 2879.4 m
Step-by-step explanation:
Measure of ∠DAC = 10°
Measure of ∠DAB = 90°
Measure of ∠BAC = 90° - 10° = 80°
By applying cosine rule in ΔABC,
cos(80°) =
=
0.17365 =
x =
x = 2879.36
x ≈ 2879.4 m
