Question

please solve this. its very urgent!!​

Answer 1

Answer:

hey mate,heres your answer

1)p=21cm,a=18cm^2

2)p=15cm,a=7.5cm^2

3)p=21cm,a=18cm^2

4)p=15cm,a=10cm^2

5)p=14cm,a=8cm

6)p=24cm,a=28cm^2

7)p=15cm,a=10cm^2

8)p=20cm,a=15cm^2

9)p=21cm,a=21cm^2

hey,the calculations are in my notebook but unable to post it here

hope it helps you

ok

mark as brainliest

Answer 2

Answer:

1. Perimeter= sum of all sides= 5+5+5=15cm

area= base×height/2=5×5/2=12.5cm