Respuesta :

Answer:

Total = 30.75cm squared

Step-by-step explanation:

Area of trapezium = (A+b)h divided by 2 = 15cm squared

area of triangle 1 = 1/2 x b x h = 3 cm squared

Area of triangle 2 = 2.25 cm squared

Area of trapezium at the bottom = 10.5 cm squared

Total = 30.75cm squared

Hope it helped