Question

Find the Area of a rectangular plate having length (21.3+_ 0.2)cm and width (9.80+_ 0.10)cm.

Answer 1

area of rectangle is l×b hence, 21.3+0.2=21.5 and widht is 9.80+0.10=9.9 now, area = 21.5×9.9=212.85 cm*2