Answer:
Here,a =a+b\2×h
=15cm+19cm\2×8cm
=34cm\2×8cm
= 17cm×8cm
=136sqcm
then,a of triangle= 1\2bh
=1\2×2cm×8cm
=16sqcm\2
=8sqcm
Now,adding a1+a2
=136sqcm+8sqcm
=144sqcm# answers
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