HELP ILL GIVE BRAINLIEST Features of bartering and monetary exchange in ancient China
1.
2.
3.

also please don't report this it's just that nobody is on history

t = 3

step-by-step explanation:

put t = 3 in this expression :

(3²-1)(3²-2)(3² - 3)(3² - 4) = 8×7×6×5 = 56×30 = 1680

what is the approximate angle of acb if abc is 25cm and the length of segment bc is 15

step-by-step explanation:

depending on others is critical to survival. my source is apex!

step-by-step explanation:

answer: two angles are called supplementary if they add up to 180°. example: the two angles (140° and 40°) are supplementary because they add up to 180°.

step-by-step explanation: