Answer:
Question 3:
Area=80cm^3
Question 4:
Perimeter =38cm
Explanation:
question 3:
Area of parallelogram=base x height
Area of parallelogram=10 x 8
Area of parallelogram=80cm^3
Question 4:
Perimeter of parallelogram=10+10+9+9
Perimeter of parallelogram=38cm