Answer:
BC = 39
Step-by-step explanation:
<h3>a²+b² = c²</h3><h3>15²+36² = 1521</h3><h3>
Solve the equation x2 18x + 21 = -3x to the nearest tenth.
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Answer:
BC = 39
Step-by-step explanation:
<h3>a²+b² = c²</h3><h3>15²+36² = 1521</h3><h3>