Ask your own question, for FREE!
Mathematics
OpenStudy (anonymous):

A 45 foot long escalator rises from the first floor to the second floor of a shopping mall. The escalator makes a 30° angle with the horizontal. How high above the first floor is the second floor? A. 26 ft B. 78 ft C. 22.5 ft D. 45 ft

OpenStudy (anonymous):

OpenStudy (mertsj):

In a 30-60-90 triangle, the side opposite the 30 degree angle is 1/2 the hypotenuse. So C

OpenStudy (anonymous):

using trigonometry to solve. SOH CAH TOA we use sinx=opp/adj sin(30)=x/45 hence, x=45sin(30) x=22.5

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
TheShootingStar100: Hi I' new here I need help earning more medals how do I get more
33 minutes ago 11 Replies 1 Medal
TheShootingStar100: How do I earn more fans
2 hours ago 8 Replies 1 Medal
Coperdom: how to do the sum of num
6 hours ago 1 Reply 0 Medals
Coperdom: Help
8 hours ago 0 Replies 0 Medals
Coperdom: Help
6 hours ago 6 Replies 0 Medals
Sailor: stress art again bc ive absolutely had a terrible day
8 hours ago 10 Replies 2 Medals
0mega: Phantom of the Opera drawing
9 hours ago 11 Replies 4 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!