Question

while measuring the length of a pen the reading of the scale at one end is 2.7 cm and that at the other end is 12.8 cm. what is the length of the pen​

Answer 1

Answer:

Step-by-step explanation:

Here; reading at the beginning point = 3.0 cm

Reading at the end point = 33.1 cm

Measurement = Final reading – Initial reading

= 33.1 – 3.0 = 30.1 cm