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By pythagoreans' theorem,
Longer edge
= √(2² + 6²)
= √40
∴ The length of the longer edge is the square root of 40 feet.
Shorter edge
= √(1² + 3²)
= √10
Area = L × B
= √40 × √10
= 20 feet²
First replace y with 15.
1/5x-10=30
Then just solve from there.
x=200
Answer:
last one is correct
Step-by-step explanation: