Question

find the area of triangleABC in which AB =AC=4cm and angle A =9​

Answer 1

Step-by-step explanation:

Given,

AC=AB=4cm and ∠A=90

0

We know,

Area of a triangle ABC=

2

1

×base×height

=

2

1

×AB×AC

=

2

1

×4×4

=8sq. cm

Answer 2

Answer:

I think angle A should be 90

area = 1/2 ( base) (height)

= 1/2 (4) (4)

= 8 CM square