if x : y = 5 : 12 and z = 52cm, find the perimeter of the triangle.
-
A.
68cm -
B.
84cm -
C.
100cm -
D.
120cm
Correct Answer: Option D
Explanation
13 = 52
1 = (frac{52}{13})
= 4
5 + 12 + 13 = 30
Total perimeter = 30 x 4
= 120cm
if x : y = 5 : 12 and z = 52cm, find the perimeter of the triangle.
13 = 52
1 = (frac{52}{13})
= 4
5 + 12 + 13 = 30
Total perimeter = 30 x 4
= 120cm