Question

In ∆DEF, if m∠D is 14 less than m∠F and m∠E is 10 more than twice m∠F, find the measures of each angle.

Answer 1

d=f-14, e=2f+10
f-14+f+2f+10=180
4f-4=180
f-1=46
f=46, d=32, e=102

Answer 2

Explanation:

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