Login
Login
Sign up
Start
Mathmania
Teacher tutorials
TOP
Subjects
Bridge Course
Testworks
Subject updates
Ya+
News
Send feedback
See more
Contacts
About Us
Terms and Conditions
Privacy Policy
PDF chapter test
TRY NOW
Subjects
Mathematics CBSE
Class 9
Heron's Formula
Heron's formula
4.
Find the area of the triangle
Exercise condition:
3
m.
Find the area of the triangle of sides \(5 \ dm\), \(7\ dm\) and \(8 \ dm\).
(Use \(\sqrt{3} = 1.73\))
\(19 \ dm^2\)
\(52.92 \ dm^2\)
\(17.3 \ dm^2\)
\(10 \ dm^2\)
Login
or
Fast registration
Previous exercise
Exit to the topic
Next exercise
Send feedback
Did you find an error?
Send it to us!