Chemistry, asked by naseernscottage, 6 months ago

20 ) Find the total surface
area of a cast iron bar
whose length, width and
height are 20m, 15m and
12m. | उस कास्ट आयरन की
छड़ का पूर्ण पृष्ठीय क्षेत्रफल ज्ञात
करें, जिसकी लम्बाई, चौडाई एवं
ऊँचाई 20 मी, 15 मी एवं 12 मी
हैं?

Answers

Answered by vinayak4714

10

Answer:

Total Surface Area of a Cuboid (TSA) = 2 (lw + wh + lh)

= 2(20*15 + 15*12 + 20*12)

= 2(300 + 180 + 240)

= 2(720)

= 1440 sq.m

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