2) find
the
lenght of daigonal of rectangle.
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Perpendicular = 90cm
Base = 40cm
Use pythagoras theorem
H² = P² + B²
H² = 90² + 40²
H² = 8100 + 1600
H² = 9700
Length of diagonal of rectangle = 98.4cm
Base = 40cm
Use pythagoras theorem
H² = P² + B²
H² = 90² + 40²
H² = 8100 + 1600
H² = 9700
Length of diagonal of rectangle = 98.4cm
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