Question

If ∆ABC~∆DEF and angle A =71°, angle E=80°, then the measure of angle F is- (a)29° (b)60° (c)111° (d)43°
Please step by step explain kar dijiye
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Answer 1

answer is 29

Step-by-step explanation:

triangle ABC and DEF

angle A= 71

angle E= 80

angle F= 29

because ∆ABC~∆DEF

so angle A= angleD

angle B=Angle E

angle C= angle F

so A+B+C=180

same asD+E+F

71+80+F=180

151+F=180

F=29

Answer 2

29° is the correct answer .