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angles in a triangle

English 5 Public

angles in a triangle

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DAB is a straight line. Find the unknown.

b = 40, c = 55

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DAB is a straight line. Find the unknown.

d = 70, e = 22

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AED is a straight line. Find the unknown.

a = 25, b = 97

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ABC is a straight line. Find the unknown.

c = 138

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Find the unknown.

c = 130

15