In the school gym, the ratio of the number of boys to the number of girls was 4:3. After 160 boys left the gym, the ratio became
1 answer:
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Answer:
B
Step-by-step explanation:
Since the triangle is right use the tangent ratio to find x
tan64° = =
Multiply both sides by 11
x = 11 × tan64° = 22.55 → B