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I don't get this question i need some help please!!!

I don't get this question i need some help please!!!-example-1

2 Answers

3 votes

Answer: D

Use sine to find the x-value:


sin(45)=(x)/(4) \\\\4*sin(45)=x\\\\x=(√(2) )/(2) *4=2√(2)

I don't get this question i need some help please!!!-example-1
User Jeppe Olsen
by
8.1k points
1 vote

Answer:

2 sqrt(2) = x

Explanation:

Since this is a right triangle, we can use trig functions

sin theta = opp / hyp

sin 45 = x/4

4 sin 45 = x

4 ( sqrt(2)/2) =x

2 sqrt(2) = x

User Viacheslav
by
8.0k points

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