Respuesta :

Answer:

area is 25 squared

Step-by-step explanation:

Kheazy

Answer:

25cm2

Step-by-step explanation:

Perimeter of triangle = a + a + a = 30cm

So, a = 10cm

Perimeter of rectangle = 2(a + b) = 30cm

A + b = 30/2 = 15cm

So, b = 15 - 10 = 5cm

Area of square = b × b

Area = 5 × 5 = 25cm2