Evaluate the expression 3m - 5 when m = 7
1 answer:
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Answer:
Step-by-step explanation:
This is a 30°-60°-90° triangle, so its sides are in the ratio 1:√3:2
The side opposite the 90° angle is 11, so the side opposite the 30° angle is 11/2 = 5.5
x is opposite the 60° angle, so its length is 5.5√3 ≅ 9.5 units
