Mark for review (will be highlighted on the review page) 15. within the metric system all units are based on the number
a. 1000.
b. 10.
c. 1.
d. 100.

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

The measure of an angle is 117°. what is the measure of a supplementary angle?

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.