if the lenght and breath of a rectangle are 10 cm and 20 cm ,respectively , find the lenght of its diagonal
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Bonjour!!
Area of rectangle = ½ × b × h
l × b = ½ × b × h
10 × 20 = ½ × 20 × h
200 = 20h
h = 200/20
h = 10cm
Area of rectangle = ½ × b × h
l × b = ½ × b × h
10 × 20 = ½ × 20 × h
200 = 20h
h = 200/20
h = 10cm
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