Mathematics, 25.09.2019 12:30 QueenKy9576
In a quadrilateral abcd, the angles a, b and c are in the ratio 1: 3: 7.find (a) angle d (b) angle c given that the sum of angle a, b,c is 187°
Answers: 1
, angle B be 
, and angle C be 
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In a quadrilateral abcd, the angles a, b and c are in the ratio 1: 3: 7.find (a) angle d (b) angle c...
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