T60°The lengths of two adjacent sides of a parallelogram are in the ratio 1:2. If the perimeterof parallelogram is 60 cm, then length of its sides arecm,(b) 8 cm, 16 cm(c) 9 cm, 18 cm (d) 10 cm, 20 cm.612 cm About the author Audrey
Answer:
correct answer is (d) 10cm , 20cm