Question

3. Construct AB of length 7.8 cm. From this, cut off AC of length 4.7 cm. Measure
BC.​

Answer 1

Answer:

make a line. from one end cut it at 7.8cm using rounder. the starting point and the point of cut will be a and b

now take 4.7 on rounder and cut arc from a. this point will be c.

measure bc

it will be 7.8-4.7 = 3.1 cm