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12 votes
12 votes
Someone please help me answer this!! Show me all steps you used please!!!

Someone please help me answer this!! Show me all steps you used please!!!-example-1
User Avalerio
by
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1 Answer

12 votes
12 votes

Answer:

144

Explanation:

20²-16²

pythagorean theorem

a²=b²-c²

User Evgeny Shadchnev
by
3.5k points