InbFig.AB=ACandADisthe bisectorof∠BAC.(i) Statethreepairsofequalpart

1.	InbFig.AB=ACandADisthe bisectorof∠BAC.(i) StatethreepairsofequalpartsintrianglesADBandADC.(ii) IsΔADB≅ ΔADC?Givereasons.(iii) Is∠B=∠C?Givereasons.
Answer» Answer: i) ans-AD=AD (common side) ANGLE ADB=angle ADC=90° (since AD is perpendicular to BC) AB=BC (given) ii) ans-Yes (by right angle HYPOTENUSE side or RHS) iii) ans-yes (angles opposite to equal sides of a triangle are equal) HOPE it will help

InbFig.AB=ACandADisthe bisectorof∠BAC.(i) StatethreepairsofequalpartsintrianglesADBandADC.(ii) IsΔADB≅ ΔADC?Givereasons.(iii) Is∠B=∠C?Givereasons.

Answer»

Answer:

ans-AD=AD

(common side)

ANGLE ADB=angle ADC=90°

(since AD is perpendicular to BC)

AB=BC

(given)

ii)

ans-Yes

(by right angle HYPOTENUSE side or RHS)

iii)

ans-yes

(angles opposite to equal sides of a triangle are equal)

HOPE it will help