Question

In a right angled triangle ABC, right angled at B . If AB=3cm and BC=4cm, then CA=
a.7 cm
b.5 cm
c.12 cm
d 6 cm

​

Answer 1

Answer:

In a right angled triangle ABC, right angled at B . If AB=3cm and BC=4cm, then CA= 12cm.

because a triangle is made when the largest length is greater than the addition of the two small length of the triangle .

please make me as a brainliest

Answer 2

Answer:

5cm

Step-by-step explanation:

by Pythagoras theorm

h^2=b^2+p^2

h^2=(4cm)^2+(3cm)^2

h^2= 16cm^2+9cm^2

h = underroot 25cm^2

h=5cm