A right triangle has a base of 40 cm , height 30 cm and hypotenuse of 50 cm . The triangle is rotated so that the hypotenuse forms the base. Find the altitude now
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a= √9−l ² b= √16−l ²
⇒a+b=5
a=5−b
a ²=25+b−l ²−10b
9−l² =25+16−l ²−10 √16−l ²
10 √16−1²=32
√16−l ²=3.2
√16−l ² =10.24
l ²=5.76
⇒l=2.4cm
Hence, the answer is 2.4cm.
Hence, the answer is 2.4cm.
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