Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 9 Answered

A concrete pillar 15 m high has a cross section which is square of side 3 m. Find the cost of painting its top and four walls at the rate of Rs 4 per m2.

Asked by Topperlearning User | 23 Aug, 2017, 12:58: PM
Expert Answer

Given:  length (a) =3 m, breadth (a) =3 m and height(k)=15 m

Area of four walls and top

=

=

Cost of painting 1 m2 = Rs 4

Therefore, cost of painting 189 m2 =Rs {189×4}

                                                            =Rs 756

Answered by | 23 Aug, 2017, 02:58: PM
CBSE 9 - Maths
Asked by sg871787 | 11 Jan, 2021, 08:01: AM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by swatipuspapatel | 17 Oct, 2020, 07:29: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by sy5620331 | 07 Jun, 2020, 01:51: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by arajeevshashank | 03 Dec, 2019, 06:33: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by nirmalaraj7339 | 05 Jan, 2019, 10:52: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by raviraj23032003 | 15 Jul, 2018, 09:28: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Topperlearning User | 23 Aug, 2017, 12:56: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Topperlearning User | 23 Aug, 2017, 12:57: PM
ANSWERED BY EXPERT
Season Break Offer!
Get 60% Flat off instantly.
Avail Now
×