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• Mack is a safety inspector. Today he is seeing if the layout of the two buildings in the town are following rules. The first place is a burger shop then a club.
• Nicholas Beard﻿
• We have to make sure the chairs and not really close to the table. They are 4.8 feet tall and a 47 degree angle of elevation. Tan(47)=4.8/x. x•Tan(47)=4.8. x=4.8/Tan(47).x= 4.5 feet.﻿
• ﻿
• Mack is 6'4. He is trying to see how high the billboard is off of the ground. He is standing 4 Ft. from the end of the sign. He is 6'1 off the ground with the level of his eyes. So Tan(58)= A/4 • 4. 4Tan(58). A=6.4 Ft.
• Burger Joint
• 58
• 4 Ft.﻿
• A Ft?﻿
• Tanx=5/10. Tan^-1(5/10)=26.6 degrees.﻿
• He is finding what the angle of elevation is from the bottom of the counter to the top. If the counter is 10 Ft. long and 5 Ft. Tall. ﻿
• 10 Ft﻿
• 5 Ft﻿
• 4.8 Ft﻿
• ﻿x Ft
• ﻿47 degrees
• He has to find the distance of the door between this glass panels. The height of the door is 8 feet and the angle of elevation is 67 degrees.﻿ Tan(67)=8/x. x•Tan(67)=8. x=8/Tan(67). x=3.4 feet.
• 8 ft﻿
• X ft﻿
• ﻿Well both buildings passed the test. Thank you for coming with me.
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