Find the length of AD
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The answer is 21.213
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The length of AD 21.213cm
AD^2= AC^2+DC^2
AC^2= AD^2-DC^2
15*15= AD^2-(1/2*AD) ^2
225= 2AD^2-AD^2/2
225= AD^2/2
AD^2= 225*2
AD= √450
AD= 21.312cm
Thank You.
Hope this will be helpful for you.
AD^2= AC^2+DC^2
AC^2= AD^2-DC^2
15*15= AD^2-(1/2*AD) ^2
225= 2AD^2-AD^2/2
225= AD^2/2
AD^2= 225*2
AD= √450
AD= 21.312cm
Thank You.
Hope this will be helpful for you.
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