+0  
 
+1
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avatar+35 

Shane is 61 feet high on a ride at an amusement park. The ANGLE OF DEPRESSION to the park entrance is 42 degrees and the ANGLE OF DEPRESSION to hus friends standing below is 80 degrees. How far from the entrance are his friends standing? Round to the nearest foot. Please help. :(

changeboy123  Feb 21, 2018
edited by changeboy123  Feb 21, 2018

Best Answer 

 #1
avatar+12560 
+2

Distance to entrance

 61 tan 48

 

Distance to friends

61 tan  10  

 

Diference = friends to entrance distance

 

61 tan 48   - 61 tan 10  =  61 (tan 48 - tan 10) = 56.99 =~ 57 ft

ElectricPavlov  Feb 21, 2018
edited by ElectricPavlov  Feb 21, 2018
 #1
avatar+12560 
+2
Best Answer

Distance to entrance

 61 tan 48

 

Distance to friends

61 tan  10  

 

Diference = friends to entrance distance

 

61 tan 48   - 61 tan 10  =  61 (tan 48 - tan 10) = 56.99 =~ 57 ft

ElectricPavlov  Feb 21, 2018
edited by ElectricPavlov  Feb 21, 2018

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