Data Sheets

Table 5.1

Rectangle	Measured Length (cm)	Number of sig figs in Length	Measured Width (cm)	Number of Sig. Figs. In Width
A	14cm	2	10cm	1
B	15cm	2	0.8cm	1
C	3.8cm	2	3.2cm	2
D	20cm	1	2cm	1

Table 5.2

Rectangle	Number of Sig Figs in Calculated Area	Calculated Area Unrounded (cm2)	Calculated Area Rounded (cm2)
A	3	140 cm2	140 cm2
B	2	15	15
C	2	36	2
D	2	80	2

based on the first table, is the second one correct?