Mitochondria (1) Definition: (Gk – mito = thread ; chondrion = granule) Mitochondria are semi autonomous having hollow sac like structures present in all eukaryotes except mature RBCs of mammals...
Solution 1: Apply cos c = (17^2 + 4^2 - 15^2)/2*17*4 = 10/17 in ADC. In ABC, cos C = ( 17^2 + (4+x)^2 - 17^2) / 2*17*(4+x) Find x. Find the angle cos C, then take BD as x. Then cos C will be same for...