Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

primary 5 | Maths | Decimals
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
jayden
Jayden

primary 5 chevron_right Maths chevron_right Decimals chevron_right Singapore

Can someone help me? Thank you

Date Posted: 1 year ago
Views: 351

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Jackson Wan
Jackson Wan's answer
18 answers (Tutor Details)
1st
Hi Jayden,
looking at the square area,
100cm^2 = 10cm*10cm

therefore, AD=10cm.

similarly, DC=10cm

EF= 25cm-10cm =15cm

Area of triangle=1/2*base*height and
Sum of areas of the two triangles
= 1/2*ED*AD + 1/2*DC*EF
jayden
Jayden
1 year ago
Ty! :)