Which of the following achievements in the study of Geography were attributed to the Greeks? Select all that apply.
a. awareness of different patterns in nature on Earth
b. comparison of people in other environments
c. the invention of the compass
od development of maps in and around Greece
e the invention of the printing press

a. awareness of different patterns in nature on Earth

c. the invention of the compass

d development of maps in and around Greece

Explanation:

The ancient Greeks were the first civilization to pursue a method of geography far beyond simply mapping or navigation. In addition, Greek thinkers and scientists were keen to learn about the spatial existence of human and physical characteristics found on earth. The ancient Greeks also developed a keen interest in the Earth's shape, scale, and geometry. The most prominent names for these contribution comes from Herodotus, Aristotle, Eratosthenes, Strabo, etc.

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69

the new jersey plan most resembles the articles of confederation.