Answer:
16.5 inches
Step-by-step explanation:
Use the Pythagorean Theorem
a² + b² = c²
a² + 13² = 21²
a² + 169 = 441
Subtract 169 from both sides
a² = 272
Take the square root of both sides
a = 16.4924225025
Rounded
a = 16.5 inches
Answer:
Step-by-step explanation:
Answer:
Step-by-step explanation:
<span>Je ne suis pas sûr de ce que vous voulez dire?</span>
Answer:
pepepopo
Step-by-step explanation:
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