Question

AABC is right-angled at A. AD is perpendicular to BC, AB = 5 cm, BC = 13 cm and
AC=12 cm. Find the area of AABC. Also, find the length of AD.
A
5 cm
12 cm
B
D
13 cm
-С​

Answer 1

Answer:

AD=BC.

there fore AC=13cm

Answer 2

Step-by-step explanation:

Answer

• Area of triangle= 1/2×base×height
• =1/2 ×AB×AC
• =1/2 ×5×12
• = 30cm

• Area of triangle ABC= 1/2 ×BC×AD

• 30= 1/2 ×13×AD

• AD= 30×2÷13

• AD = 60/13 cm.