Ask a New Question

Question

A surveyor stands on one edge of a ravine. She determines that the ravine w is 140 feet wide. She then determines that the angle of depression from the edge where she is standing to a point on the bottom of the ravine a is 57.5°, as shown in figure below (which is not to scale). How deep is the ravine? (Round your answer to one decimal place.)
14 years ago

Answers

Anonymous
'ih;ih;uih;i
11 years ago

Related Questions

A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed o... A boy stands on the edge of a building 7 meters high and throws a rock at 60-degree angle. The rele... Joe stands 150 m from the edge of a canyon wall. How long will it take him to hear his echo if the a... A surveyor stands 150ft from the base of a tree and measures the angle of elevation to be 46.2. His... A surveyor stands 200m from the base of a tower on which an Ariel stands. He measures the angle of e... Ximena stands near the edge of a cliff 20 ma bove her friend Javier. If she throws a ball to Javier... A girl stands on the edge of her dorm roof and throws a ball into the air. The​ ball's height above... An observer stands on the edge of a 375 m high cliff. Below him is a river. He estimates that the an... A man stands on the edge of a cliff with hands outstretched horizontally carrying identical pebbles... A man stands on the edge of a cliff with hands outstretched horizontally carrying two stones, one...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use