Answer:
35 square inches
Step-by-step explanation:
S = ( 1/3 x 15 ) x ( 1/3 x 21 ) = 5x7= 35 square inches.
Hope this helps you.
All have 4 sides. That’s what I would put. Good luck and don’t copy links they’re most likely viruses
Answer:
whats the question?
Step-by-step explanation: