AB is a line segment and P is the mid point. D and
E are points on the same side of AB such that
<BAD = <ABE and < EPA = <DPB
(see Fig. 7.22). Show that
i)∆DAP=~∆ EBP
ii) AD=BE
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Given
- AB is a line segment and P is the midpoint.
- <BAD = <ABE and <EPA = <DPB
To show
- i) triangle (DAP) =~ triangle(EBP)
- ii) AD = BE
Solution
P is the midpoint of AB.
So, AP = PB equation i)
<APD = <EPA + <DPE equation ii)
and <BPE = <DPB + <DPE equation iii)
Though, <EPA = <DPE given
Hence, <APD = <BPE equation iv)
Now, in triangle (DAP) and triangle(EBP)
<BAD or <PAD = <PBE or <ABE (Angle) given
AP = PB (Side) by equation i)
<APD = <BPE (angle) by equation iv)
Now, by ASA criterion rule
i) triangle(DAP)=~ triangle (EBP)
ii) by CPCT AD = BE
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