menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Rajesh is working out the area of a circle with radius 10 he writes area=3.142 ×20 explain why Rajesh's working is wrong
asked
Oct 28, 2021
80.3k
views
0
votes
Rajesh is working out the area of a circle with radius 10 he writes
area=3.142 ×20
explain why Rajesh's working is wrong
Mathematics
high-school
John Crawford
asked
by
John Crawford
8.7k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
4
votes
Answer:
He multiplied the radius by 2 instead of squaring it
Phil Lello
answered
Nov 1, 2021
by
Phil Lello
8.2k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Oct 23, 2022
149k
views
177 25 Marks Rajesh is working out the area of a circle with radius 10. He writes: Area = 3.142 x 20 Explain why Rajesh's working is wrong.
Cruz Nunez
asked
Oct 23, 2022
by
Cruz Nunez
8.1k
points
Mathematics
college
1
answer
20
votes
149k
views
asked
Jan 1, 2023
201k
views
rajesh is working out the are of the cirle with radius 10 he writes area=3.142x20 explain why rajesh is wrong
Brandonjp
asked
Jan 1, 2023
by
Brandonjp
8.3k
points
Mathematics
college
1
answer
5
votes
201k
views
asked
Mar 25, 2024
74.3k
views
9.8 Rahul and Rajesh were asked to subtract 4x - 5 from x² + 3x - 5. Their solutions are given below Rahul: (x² + 3x - 5)-(4x-5)=x² + 3x-5-4x+5=x²-x Rajesh: (x² + 3x - 5) - (4x - 5) = x² + 3x-5-4x-5=x²-x-10
Kryo
asked
Mar 25, 2024
by
Kryo
8.2k
points
Mathematics
high-school
2
answers
0
votes
74.3k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.5m
questions
12.2m
answers
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org