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22-02-2021
Mathematics

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1. TRIANGLES The ratios of the measures of the
angles in ADEF is 7:13:16.
F
16xº
E
137°
7x°
Find the measure of the angles

1 TRIANGLES The ratios of the measures of the angles in ADEF is 71316 F 16xº E 137 7x Find the measure of the angles class=

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vaishnavibagate vaishnavibagate

22-02-2021

sum of all sides of triangle=180°

7x+13x+16x=180°

36x=180°

x=180°/36

x=5

angle D=7x

=7(5)

D=35°

angle E=13(x)

=13(5)

E=65°

angle F=16x

=16(5)

F=80°

angle D=35°

angle E=65°

angle F=80°

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