Question

abcd is a rectangle with ab=√8cm and ad=√2cm
find the length of ac​

Answer 1

Answer:

3.162 cm

Step-by-step explanation:

We know ab=dc=root 8

da=bc=root2

ac square =ab square +cb square

ac =root 8 +root 2

=root 10

=3.162

Answer 2

Given ABCD is a rectangle.

In which AB=√8cm

AD=√2cm

To find:-AC=??

Solution:-

In ∆ABC;

Angel B=90°

By using Pythagoras theorem;

AB²+BC²=AC²

Implies that;

(√8)²+(√2)²=AC²

AC²=(²√8)+(√2)²

AC²=8+2

AC²=10

AC=√10cm

(ans)

I hope it is helpful........