We’re being asked to determine the correct reading for the 30-cm rule shown below:
The markings on the ruler correspond to 0.1 cm increments. We can see that the red line is past the 3.4 cm mark.
Which measurement is correct when using a 30-cm ruler with 0.1 cm markings?
a) 10.1 cm
b) -0.05 cm
c) 5.225 cm
d) 3.45 cm
e) 29 cm
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