the figure shows the length in centimetres of the sides of a triangle if the triangle is equilateral find the value of x and y also find the perimeter of the triangle
Attachments:
Answers
Answered by
5
Answer:
5x + 3 = 3x + 7 = 1 + 1/3y
5x + 3 = 3x + 7
5x - 3x = 7 - 3
2x = 4
x = 4/2
x = 2 cm
Now putting the value of x
5 × 2 + 3 = 13 cm
Therefore all the sides are 13 cm
For y
1 + 1/3 y = 13
( 3 + 1 ) × y / 3 = 13
4y = 39
y = 39 / 4 cm
Similar questions