Question

which of the triangle having the following vertices a right angle triangle? A(7,0),B(6,3),C(12,5)​

Answer 1

Step-by-step explanation:

A(4,7), B(p,3) & c (7,3) are vertices of right angle triangle then u

using Pythagoras theorem

(AC)

2

=(AB)

2

+(BC)

2

(7−4)

2

+(3−7)

2

=(p−4)

2

+(3−7)

2

+(p−7)

2

+(3−3)

2

9+16=(p−4)

2

+16+(p−7)

2

9=p

2

+16−8p+p

2

+49−14p

2p

2

−22p+56=0

p

2

−11p+28=0

p

2

−7p−4p+28=0

(p-4)(p-7)=0

Hence p-4=0 & p-7=0

[p=4,7]

Answer 2

Answer:

REF.Image. A(4,7), B(p,3) & c (7,3) are vertices of right angle triangle then u ... 2p2−22p+56= 0 ... How satisfied are you with the answer?