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nordsb [41]
2 years ago
8

Find y. 30 20 Need help asap

Mathematics
1 answer:
Neporo4naja [7]2 years ago
7 0

Answer:

y = 10

Step-by-step explanation:

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

sin30° = \frac{1}{2} , then

sin30° = \frac{opposite}{hypotenuse} = \frac{y}{20} = \frac{1}{2} ( cross- multiply )

2y = 20 ( divide both sides by 2 )

y = 10

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