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in rectangle ABCD ,diagonal BD=26 cm and cotangent of angle ABD=1.5. Find the area and the perimeter of the rectangle ABCD.

hari hara nadh , 8 Years ago
Grade 9
anser 1 Answers
Rishabh Ranjan Das

Last Activity: 8 Years ago

312 cm2 and perimeter is 10 root 52. find cot x=ab/ad .consder lengths as 3x and 2x. apply pythagoras to find x . then apply formulas to find area and perimeter
 
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