Answer:
60
Step-by-step explanation:
TOTAL SURFACE AREA = AREA OF SQUARE+2×(AREA OF TRIANGLE)
=(6×6)+2×(1/2×6×4)
=36+24=60 square inches
I hope it helped you
Answer:
-i(6/7)√2
Step-by-step explanation:

Your answer would be D.
Make this the brainliest answer if it helped!