I need help it’s due in 10 mins ASAP I’ll mark you as a brainlist please help

1 answer:

3 0

Take DEBC a parralelogram
Parralel sides are DE and BC
THEREFORE,
1/2*(a+b)*h
1/2*(6+15)*h
1/2*(21)*h=0
10.5*h=0
h=-10.5

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