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Special Right Triangles
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Problem 1
Problem 2
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Special Right Triangles
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2. Trigonometric Functions on Right Triangles / Special Right Triangles / Problem 2
Problem 2
Determine the value of the expression by using the given figure. Rationalize the denominator if necessary.
sin
4
5
∘
\sin45^{\circ}
sin
4
5
∘
A
1
2
\frac12
2
1
B
2
\sqrt2
2
C
2
2
\frac{\sqrt2}{2}
2
2
D
2
2
3
\frac{2\sqrt2}{3}
3
2
2
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