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MAZOEZI YA HISABATI
Wednesday, July 24, 2013
MZINGO WA MRABA-4
Mzingo wa mraba ufuatao ni 44mm. Tafuta thamani ya a
Suluhu
Mzingo = 4 x Upande
44 = 4(a - 5)
44 = 4a – 20
44 + 20 = 4a
64 = 4a
64
=
4a
4
4
16 = a
Hivyo thamani ya a ni 16
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