find the perimeter of the rectangle whose length is 8 cm and diagonal is 17 cm step by step explanation
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find the perimeter of the rectangle whose length is 8 cm and diagonal is 17 cm step by step explanation
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Answer: 46cm
Step-by-step explanation: By using Pythagiras theoram
H² = B² + P²
17²=8² + P²
289=64 + P²
289-64=P²
225= P²
√225=P
15cm= P
Perimeter of Rectangle= 2(l+b)
2( 8+15)
2(23)
46 cm