WAEC - Mathematics (1999 - No. 11)
Calculate the value of Y in the diagram
18o
42o
48o
132o
Explanation
x = 180° - 123° = 57°
z = 180° - 105° = 75°
y = 180° - 57° - 75° = 48°
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Calculate the value of Y in the diagram
x = 180° - 123° = 57°
z = 180° - 105° = 75°
y = 180° - 57° - 75° = 48°
