Question

can somone help me find b

Answer 1

use cos20 = b/12

Answer 2

so12 /by cos20?

Answer 3

right, what do you get ?

Answer 4

12.7?

Answer 5

I got 11.2

did you multiply 12 x cos(20)

Answer 6

i divided

Answer 7

you need to multiply

Answer 8

alrighty

Answer 9

wat about this one

Answer 10

because is like solving an algebra equation you have

(12) . cos(20) = b/12 .(12)

then you have left 12. cos(20) = b

Answer 11

which letter you need to find

Answer 12

b again lol not the angle

Answer 13

then you use tan(50) = b/4

Answer 14

tan = opp/adj

Answer 15

so 4*tan(50) or 4/tan(50)

Answer 16

multiply

Answer 17

4.7

Answer 18

correct

Answer 19

4.76, if you round it would be 4.8

Answer 20

alright