What angle relationship best describes angles afc and efc? vertical angles complementary angles linear pair supplementary angles

Iwould say they are complementary because that’s the division of a 90 degree angle and it’s split between the middle of them

The pie is multyplued by the second step

When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.