uhm none of the ratios work | Mathematics | Page 1

shut gazelle Sep 5, 2023, 8:50 AM

#

The first question btw

Like sin cos tan none of them is giving me the correct answer ☠️

marble flameBOT Sep 5, 2023, 8:50 AM

#

jaunty tusk Sep 5, 2023, 9:25 AM

#

Find other angle and use sin rule for bc

#

Then use sin rule for ac

shut gazelle Sep 5, 2023, 9:29 AM

#

So am I suppsoe to find the adj or the opp

jaunty tusk Sep 5, 2023, 9:29 AM

#

Oh wait u can just do cos 27 = BC/23

#

Then solve for bc

#

Cos theta equals adjacent/hypotenuse

shut gazelle Sep 5, 2023, 9:30 AM

#

Yea I did that but it keep giving me 22 the answers key is 20.5

#

Unless smth is wrong with my calculator

jaunty tusk Sep 5, 2023, 9:31 AM

#

U sure it twentysomething

shut gazelle Sep 5, 2023, 9:33 AM

#

Ya

jaunty tusk Sep 5, 2023, 9:33 AM

#

Wait calc in rad mode

#

It is 20.5

#

Cos27 = bc/23. 23cos27 = BC

jaunty tusk Sep 5, 2023, 9:35 AM

#

And ac is 10.4 u do same thing with sin

#uhm none of the ratios work