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Triangle ABC is a right angle triangle in which angle C =90 and CD perpendicular to AB . If BC = a , CA=b , AB=c , and CD=p then prove that 1/p^2 =1/a^2+1/b^2

Posted by Rabikanta Barman 6 years, 11 months ago

CBSE > Class 10 > Mathematics

1 answers

Gaurav Seth 6 years, 11 months ago

Q.ABC is a right triangle, right angled at C. Let BC=a, CA=b, AB=c and let p be length of perpendicular from C on AB. Prove that

(i) cp=ab

(ii) 1/p2=1/a2+1/b2

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