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irinina [24]
3 years ago
8

Urgent please help..

Mathematics
1 answer:
gizmo_the_mogwai [7]3 years ago
7 0

Answer:

a = 17\sqrt{2}

Step-by-step explanation:

Using the sine ratio in the right triangle and the exact value

sin45° = \frac{1}{\sqrt{2} } , then

sin45° = \frac{opposite}{hypotenuse} = \frac{17}{a} = \frac{1}{\sqrt{2} } ( cross- multiply )

a = 17\sqrt{2}

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