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MATH SOLVE
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In ΔABC, ∡A is a right angle, and m∡B = 45°. What is the length of BC? If the answer is not an integ...
4 months ago
Q:
In ΔABC, ∡A is a right angle, and m∡B = 45°. What is the length of BC? If the answer is not an integer, leave it in simplest radical form. The diagram is not drawn to scale.
Accepted Solution
A:
BC² = 11² + 11²
BC² = 121 + 121
BC² = 242
BC = √242
BC = 11√2
Answer: 11√2