Question

I have 4 math questions IDK

Answer 1

@Vocaloid

Answer 2

@Vocaloid

Answer 3

@Shadow

Answer 4

Are you familiar with this?

\(\sf\dfrac{sin(A)}{a}=\dfrac{sin(B)}{b}=\dfrac{sin(C)}{c}\)

Answer 5

kinda yes

Answer 6

Okay, we can apply it here to find 'x'.

Answer 7

is the answer b?

Answer 8

Can you set up the equation?

Answer 9

We can use:

\(\sf\dfrac{sin(A)}{a}=\dfrac{sin(B)}{b}\)

Plug in the given information.

Answer 10

You there?

Answer 11

yes sorry

Answer 12

Okay, can you plug them in?

Answer 13

A = 42
a = x
B = 180 - (61 + 42)
b = 13

Answer 14

sorry my parents keep calling me

Answer 15

B is 77

Answer 16

i think its b

Answer 17

@iGreen

Answer 18

hello

Answer 19

@Vocaloid

Answer 20

Yeah, angle B is 77, so plug all the values into this:

\(\sf\dfrac{sin(A)}{a}=\dfrac{sin(B)}{b}\)