Anagram Pair

(7.) 2AC×CB: ACq+CBq —ABq : : R: CoS, C.

Source Euclid. 1781. The elements of Euclid, viz. the first six books, together with the eleventh and twelfth. The errors by whicj Theon, or others, have long ago vitiated these books, are coorected, and some of Euclid demonstrations are restored. Also th, sentence 9124

2AC×CB: ABq—ACq —CBq : : R: CoS, C.

Source Euclid. 1781. The elements of Euclid, viz. the first six books, together with the eleventh and twelfth. The errors by whicj Theon, or others, have long ago vitiated these books, are coorected, and some of Euclid demonstrations are restored. Also th, sentence 9129