Surds This is a revision card on surds that might appear on the maths exam. 1.5 / 5 based on 11 ratings ? MathematicsPower and rootsGCSEAll boards Created by: kiraCreated on: 01-05-11 16:56 surds (example taken from Mymaths.co.uk) (/=square root)(sq=squared) -There is a right-angled triangle with a base of 5m and height of 8m. We need to know the perimeter. Using pythagoras: 8 + 5+/8sq+/5sq = 13/89 -Work out /4 x /9 = 6 = /36 /a x /b = /axb = /ab -Work out /100 divided by /25 = 2 = /4 -2/3 x 5/2 = 2 x 5 x /3 x /2 =10 x /3x2 = 10/6 1 of 1
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