thrikona mithia sambandawa exam ekata ahanna puluwan hama widihakama gatalu sakachcha kranu labai.
#thikona_mithiya #trigonometry #grade_10 #grade _11 #prakurthi #sin #cos #tan
Негізгі бет Thrikona mithiya grade 11 OL | trigonometry in sinhala | grade 10 | sin cos tan | ganitha papers ol
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