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A security camera is set to record the activities in a 115° sector of a parking lot as represented by the diagram shown. What is the approximate area of the parking lot recorded by this security camera? 115° 150 feet O 70,686 square feet O 5.645 square feet O 22,580 square feet 17.671 square feet

Laura is skiing on a circular ski trail that has a radius of 1.4 km. Laura starts at the 3-o'clock position and travels in the CCW direction. Imagine an angle with a vertex at the center of the circular trail that subtends the path Laura has traveled and let 0 represent its measure in radians. a. Write an expression (in terms of 0) to represent Laura's distance to the right of the center of the ski trail in km. Preview b. Write an expression (in terms of 0) to represent Laura's distance above the center of the ski trail in km. Preview

Find the altitude of the isosceles triangle if theta= 54degrees and b=5feet.   round answer to two decimal places.