The following shape is made by cutting an equilateral triangle from a rectangle. Find its perimeter.

Question

asked Jun 25, 2020 63.0k views

2 Answers

Owen Hartnett · Answer 1 · 2020-07-02T06:51:20+0000

Answer:

47.6 cm

Explanation:

Since the triangle is equilateral then the 2 inclined sides = 7.2 cm

Perimeter is then the sum of the 5 sides

P = 13 + 7.2 + 13 + 7.2 + 7.2 = 47.6 cm