Question

angle ABC is right angled at vertex A. If AB=4.5cm,CA=6cm, find BC​

Answer 1

Answer:

7.5

Step-by-step explanation:

Since its a right angled triangle

Use the famous Pythagoras theorem

$AB^2 + AC^2 = BC^2$

$BC = \sqrt{4.5^2 + 6^2} = 7.5$