Question

Is there a formula for this?
help asap!!

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Answer 1

B

Explanation:

using sine rule

`(y)/(sin \: 45) = (5)/(sin \: 45) \\ y = 5`

using sin rule

`(x)/(sin \: 90) = (5)/(sin \: 45) \\ \\ 5sin90 = xsin45 \\ \\ x = (5 \: sin \: 90)/(sin \: 45) \\ x = (5)/(0.7071) \\ x = 7.071`

x=5√2

Answer 2

yes

Explanation:

the answer is c well thats what my teacher said