No products in the cart.

An umbrella is made by sitching …

CBSE, JEE, NEET, CUET

Question Bank, Mock Tests, Exam Papers

NCERT Solutions, Sample Papers, Notes, Videos

An umbrella is made by sitching 10 triangular pieces of clothes of two different colours , each piece measuring 20cm,50cm and 50cm . How much cloth of each colour is required for the umbrella ?

Posted by Vishwas Kashyap 5 years, 1 month ago

CBSE > Class 09 > Mathematics

1 answers

Ritu Yadav 5 years, 1 month ago

a=20cm b=50cm c=50cm s=a+b+c/2=120/2=60cm Area of triangle =√s(s-a) (s-b) (s-c) =√60(60-20)(60-50)(60-50) =√60×40×10×10 =√2×2×3×5×2×2×2×5×2×5×2×5 =2×5×2×2×5 √2×3 =200√6 =5×(200√6) =10000√6cm²

1Thank You

ANSWER

Related Questions

2x+5y

Posted by Yash Pandey 3 months, 1 week ago

CBSE > Class 09 > Mathematics

0 answers

Ch-1 introduction

Posted by Sheikh Alfaz 3 weeks, 2 days ago

CBSE > Class 09 > Mathematics

0 answers

This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

Few rules to keep homework help section safe, clean and informative.

Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
Ask specific question which are clear and concise.

Remember the goal of this website is to share knowledge and learn from each other. Ask questions and help others by answering questions.

Posted by T Prudhvi 2 weeks, 5 days ago

CBSE > Class 09 > Mathematics