Math Problem Statement
Problem 7: Reasoning Kent builds a skate ramp with 2 meters of wood. She wants the vertical height of the ramp to be 1 meter. What does the angle of elevation need to be. Problem 8: Reasoning A ship is sighted from the top of a lighthouse. The angle of depression from the lighthouse to the ship is 45 degrees. The distance from the top of the lighthouse is 4 miles. Calculate the horizontal distance of the ship from the bottom of the lighthouse. Give your answer correct to 2 decimal places. Problem 9: Problem -solving A rectangular lawn has a diagonal path running across it. The lawn is 10m wide and 15m long. Work out the length of the path. Give your answer in surd form
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Geometry
Formulas
Trigonometric sine function
Trigonometric cosine function
Pythagorean theorem
Theorems
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Suitable Grade Level
Grades 9-12
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