Ineed asp there are 300,000 species of angiosperms on earth and 840 species of gymnosperms. what percentage of seed plants are angiosperms?

Given: △acm, m∠c=90°, cp ⊥ am , ac: cm=3: 4, mp-ap=1. find am.

Which of the following represents the length of a diagonal of this trapezoid?

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)