The formula for the nth term b of a geometric series is b=ar^n-1. find n when b=1,024, a=16 and r=2.

Which of the following is a proper fraction? a. 9⁄8 b. 5⁄6 c. 7⁄3 d. 4⁄2

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

Polygon hh is a scaled copy of polygon gg using a scale factor of 1/4. polygon h's area is what fraction of polygon g's area?