4 years ago

Help me solve this and please explain to me. :(:

Mathematics

2 answers:

aalyn [17]4 years ago

8 0

Answer:

E = 50

D = 150

Step-by-step explanation:

We know that the exterior angle is equal to the sum of the opposite interior angles

D + E = 200

D = 3E

Substituting that into the equation

3E + E = 200

Combing terms

4E = 200

Divide by 4

4E /4 = 200/4

E = 50

D = 3E

D = 3*50 = 150

lana66690 [7]4 years ago

3 0

Answer: e = 50 d = 150 explanation: well i may or may not have seen the other person answer this...uhm yeah sorry-

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