A is 5.6 cm north of B, B is 4.4 cm north of C. The distance between A and C is 10cm
A is 5.6 cm north of B, B is 4.4 cm north of C. If D is a point 15.77 cm south of A, how far is it from C?
In a: b = b:c , a is the mean proportion between b and c .
There is no difference between a÷b and a:b