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Eratosthenes Earth
Author:
cpkear
5,000 stadia = about 500 miles
His error would have been less than 2 percent off the actual Earth’s circumference of 24,860 miles
New Resources
Finding Average Rate of Change of a Function
Poorly Drawn Parallelograms
Average Rate of Change: Graph a Function (1)
alg2_05_05_01_applet_exp_2_flvs
Tutorial: Create lists of numbers and objects
Discover Resources
Exercise 3, p 193 Platinum Q 3 P(2;3) Q(-4;-1) and R(6;-3)
Right Triangle Altitude Similarity
Geogebra Final2
Similar Triangle Quiz 1-2
การบวกจำนวนเต็ม
Discover Topics
Combinatorics
Trapezoid
Pythagoras or Pythagorean Theorem
Conditional Probability
Power Functions