difference?
Answer: 4 5/14
Step-by-step explanation:
BC=5cm
By calculations, deduce whether triangle ABC is a right angled triangle
ΔABC is not a right angled triangle.
Step-by-step explanation:
Perimeter = AB + BC + AC
⇒ AC = 22 - (8 + 5) = 22 - 13 = 9 cm
AC² = AB² + BC²
⇒ AC² = 9² = 81
⇒ AB² + BC² = 8² + 5² = 64 + 25 = 89
∴ AC² ≠ AB² + BC²
⇒ ΔABC is not a right angled triangle.