Answer:
i.) 66% of the earth is covered in water
ii.) 33% is continental
Step-by-step explanation:
Answer:
128
Step-by-step explanation:
There are 2 lengths, 16 x 2 = 32. 48 - 32 = 16. 16 divded by 2 equals 8. 8 x 16 = 128.
First simplify the equation and next multiply the 20 with the x^2 and find a number that adds together to give you the middle