Josie pulls a bookcase up a ramp to load it into a truck with a force of 59 N. The force moving the bookcase vertically upwards is 25 N as shown in the diagram.
What is the angle of the ramp to the ground?

Choices:
13.28°

22.96°

64.93°

25.07°

Question

Josie pulls a bookcase up a ramp to load it into a truck with a force of 59 N. The force moving the bookcase vertically upwards is 25 N as shown in the diagram.
What is the angle of the ramp to the ground?

Choices:
13.28°

22.96°

64.93°

25.07°

anonymous · Answer

http://learn.flvs.net/webdav/assessment_images/educator_geometry_v14/pool_Geom_3641_0602H_05/image0034e54eb07.gif

anonymous · Answer

I know that funny looking circle is a greek letter

amistre64 · Answer

|dw:1344702364408:dw|

amistre64 · Answer

id use trig; which function of trig defines over/hyp ?

anonymous · Answer

sine?

amistre64 · Answer

yes

so sin(t) = 25/59

anonymous · Answer

0.4

amistre64 · Answer

you might want to either take the sine of the options given to comapre with; or use the arcTrig functions for an inverse

amistre64 · Answer

i think the 65 can be discarded; check for the sine of 23 seems to be the middle of the other 2