90^6=531441000000
80^-4= 1/80^4= 1/4960000
For this, use negative power rule x^-a= 1/x^a
Answer:
A. 33/56
Step-by-step explanation:
56ths is the only one of these that 7 can be broken up into.
Answer:
False
Step-by-step explanation:
Area is the number of square units it tales to fill the inside of a polygon.