A rule for finding the approximate length of diagonal of a square is to multiply the length of a side of the square by 1.414. Find the length of the diagonal when:
The length of a side of the square is 8.3 cm. (b) The length of a side of the square is exactly 7.875 cm.
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Answer:
Apply Pythagoras Theorem
Step-by-step explanation
Case 1
A=8.3cm
Length of diagonol=√(8.3)² + (8.3)² (√A²+A²)
Case 2
A=7.875cm
Length of diagonal=√(7.875)²+(7.875)² (√A²+A²)
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