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If r s
If r s pictures 5
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If r
If r s
if r and s are positive prime numbers
if r s which pair of angles are congruent
if r s which of the following must be true
if r s then tan-1r tan-1s
if r s 3p is p an integer
if r s is a field then s is a
if r s 2t is r t
if r s
if r s t
if r s t are prime numbers
