Which achievements did the Maya accomplish in math and astronomy? Choose FOUR correct answers. They developed the number zero.
They created a 365-day calendar.
They invented algebra.
They predicted eclipses of the sun.
They created a numeral system.

The climax of the story “seventh grade” occurs when

Of the following choices, which ones are characteristics of west african society? select all that apply. a. arabic was the main language used when trading with other societies. b. christianity was the only religion practiced in villages. c. slaves had no rights and were only given specific farming tasks. d. skilled workers were a higher level in the caste system than traders. e. religious rituals encouraged the honoring of ancestors.

Which shows the best path to find the number of centimeters in 1 yard?