in the adjoining figure the ratio of b and c is 5 : 6 find the measure of a b and c
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angle DAC + angle a = 180
110 +angle a=180
angle a =70
b:c=5:6
Let, consider common variable x
so,
a + b + c = 180
70 + 5x + 6x =180
70 + 11x = 180
11x = 110
x = 110÷11
x = 10
put x in b & c value
so,
b = 50
c = 60
110 +angle a=180
angle a =70
b:c=5:6
Let, consider common variable x
so,
a + b + c = 180
70 + 5x + 6x =180
70 + 11x = 180
11x = 110
x = 110÷11
x = 10
put x in b & c value
so,
b = 50
c = 60
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