Physics, asked by aagk107, 3 months ago

Find sum of these lengths
(20±0.5)+(15±0.2)

Answers

Answered by sanjeevaraya3
0

Answer:

Explanation:

(20+-0.5)+(15+-0.2)

=(20-0.5)+(15-0.2)

=19.5+14.8

=34.3

2)(20-0.5) - (15-0.2)

=19.5 - 14.8

=4.7

Answered by sasishan09
0
(20+0.5 ) + ( 15+0.2)

First add the numbers in the brackets
= 20.5 + 15.2
Now add the numbers
= 35.7
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