20x20=400 40x10=400 5x80=400 2x200=400 1x400=400
yes, 400 + 400 is 800
400
12% of 400= 12% * 400= 0.12 * 400= 48
14% of 400= 14% * 400= 0.14 * 400= 56
hiest of squeroot
400 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and a 428 400 and 428
400
400
400
400
400
20x20=400 40x10=400 5x80=400 2x200=400 1x400=400
It is 400
400
400
400