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MAZOEZI YA HISABATI
Tuesday, July 30, 2013
NYUZI-5
Tafuta thamani ya a katika umbo lifuatalo
Suluhu
2a + a + 90
0
= 180
0
3a + 90
0
= 180
0
3a + 90
0
- 90
0
= 180
0
- 90
0
3a + 0
0
= 90
0
3a = 90
0
3a
=
90
0
3 3
a = 30
0
Hivyo thamani ya a ni nyuzi 30
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