Answer:


Step-by-step explanation:
By geometric mean property:

Answer:
1(x+1)^2
Step-by-step explanation:
31 and 15
31+15=46
31-15=16
Area of parallelogram = base x height
220.44 = 16.7 x height
height = 220.44 ÷ 16.7
height = 13.2 units
Answer: 13.2 units