Question

Please help me?

Answer 1

have you ever heard of the phrase sohcahtoa?

Answer 2

kinda pronounced 'soak-a-toe-a'

Answer 3

like the volcanoe

Answer 4

are you there?

Answer 5

Yeah...

Answer 6

soh - opposite over hypotenuse
cah - adjacent over hypotenuse
toa - opposite over adjacent

that should give you a rough idea.

Answer 7

do you know what sign sin of an angle or tan of an angle ?

Answer 8

not sure I understand your question.

Answer 9

so for example the sin of an angle is equal opposite side divide hypothenuse ,yes ?

Answer 10

do you have learned this till today theses rules ?

Answer 11

yes.

Answer 12

when I said opposite 'over' hypotenuse, this means the same as opposite divided by hypotenuse

Answer 13

do you see that the problem involves two sides that are not the hypotenuse. this gives you a pretty good idea of which trig function to use, as there is only one that does NOT involve the hypotenuse.

Answer 14

yes ,,pg.calc " exactly how you have wrote there