macncheesehi12345 macncheesehi12345

18-12-2020
Mathematics

contestada

What is the area of a trapezoid ABCD with bases AB and CD , if:
AB=10cm, BC=DA=13cm, CD=20cm

Respuesta :

ddss1972 ddss1972

19-12-2020

Step-by-step explanation:

to find height :

draw a height from A to CD

height = (13) 2 - 5) 2 = 12 Cm

area = 10+20 /2 X 12= 180 cm 2

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