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Answer:
1. 8.04
2. 20 feet
3. d
4. c
5. Ed = 4
Step-by-step explanation:
Pythagoras theorem
a² + b² = c²
4² + b² = 6²
16 + b² = 36
b² = 20
square root 20 = 4.47
6 ÷ 4.47 = 1.34
6 × 1.34 = 8.04