Question

15. In fig 1, AB=AC and AD is the bisector of <BAC
i) State three pairs of equal parts in triangles ADB and ADC
ii) Is A ADB A ADC? Give reason
iii) is < B =<C ? Give reason
A FED. (Refer Fig 2)
B В
D
Fig 1​

Answer 1

Answer:

It is given that two circle having radii 5.5 cm and 4.2 cm touch each other externally. We know, the distance between the centres of the circles touching externally is equal to the sum of their radii. Thus, the distance between their centres is 9.7 cm.