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Geometry CC — Unit 8 Name: Lesson 8: Angle of Elevation/Depression Date: 9 P M2 L29 Main Ideas/Questions Notes x 3 Al le of When looking UP to en object, the & & 5 angle of elevation is formed by an we il Flevarion observer's line of sight and ‘= =——_ c horizonial line. Angle of . 2 Bevation = Examples: Draw and label a diagram, then solve for the missing part. Round to the nearest tenth. wr 1. Casey sights the top of an 84 foot tall lighthouse at an angle of elevation of 58°. WAgasavinGfret¥at- how far_is he-standing from the base of the lighthouse? +7. & =U =o XR5L5 Ph Aan (58) 224 — % a Yan (58) 4a1n(58)) 2. The angle of elevation from a kicker’s foot on the football field to the top of the goal post bars is 17°. If he is standing 131 feet from the base of the goal post, how tall is the goal post? = ; Tanase Mine iai < X ope Yet ran) V3 N nai . 3. Leah's mom is standing at the bottom of the slide at the playground, waiting for Leah to slide down. If the angle of elevation from the bottom of the slide to the top is 46°, and the slide has a vertical height of 9 feet, find the length of the slide. Sin(Hu)= 2 \ A Q ‘Xen (FF 12.) sin (Hu) Sin (UGS 4 4. A dog is standing 5 feet from the base of a tree, looking up at a cat that has climbed 16 feet up the tree. What is the angle of elevation from the the point the dog is standing on the groud to the cat? 
