Question

9.Find the perimeter of the triangle formed by points (0,4), (0,0) and (3,0)

(1 Point)

55


1212

1111

None of these


​

Answer 1

12

Explanation:

A(0,0) ∧ B(3,0) ⇒ AB = 3

A(0,0) ∧ C(0,4) ⇒ AC = 4

From Pythagorean theorem:

AB² + AC² = AB²

3² + 4² = AB²

AB² = 9+16 = 25

AB = 5

Perimeter:

AB + AC + BC = 3 + 4 + 5 = 12