5. Surveying A surveyor in a helicopter is determining the width of an island, as shown in the figure. (a) What is the shortest distance \(d\) the helicopter must travel to land on the island? (b) What is the horizontal distance \(x\) the helicopter must travel before it is directly over the nearer end of the island? (c) Find the width \(w\) of the island. Explain how you found your answer.
Pregunta
Answer
a. d = 4767 ft
b. x = 3705 ft
c. w = 5888 - 3705 =2183 ft
Related Questions
Q:
Lupe and Byron start riding their bikes from the same location. Lupe rides \( 24 \) miles north while Byron rides \( 7 \) miles east. How far apart are Lupe and Byron when they stop riding? HINT: draw a picture.
Q:
Use a calculator to show that each of the following pairs of coterminal angles \( \theta \) and \( \beta \) have the same values, correct to four decimals, for the sine ratio.
a. \( \theta = 100 ^ { \circ } , \beta = 460 ^ { \circ } \) b. \( \theta = 245 ^ { \circ } , \beta = - 115 ^ { \circ } \)
c. \( \theta = - 75 ^ { \circ } , \beta = - 1155 ^ { \circ } \) d. \( \theta = 2000 ^ { \circ } , \beta = 920 ^ { \circ }\)