Question

math questions help​

Answer 1

Your QUESTION

4) Length (L) = 4/5 cm

Width (W) = 3/8 cm

Perimeter = 2( L +W )

= 2(4/5 +3/8)

= 2(32+15)/40

= 2 ( 47/40)

= 47/20 cm

5) Subtract 58.728 from 85.009, you'll get the answer, See the attachment

6) Mean is the total of obsevation divided by no. of obsevation.

See in the attachment

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