3 years ago

Can somebody help me

Mathematics

2 answers:

Effectus [21]3 years ago

8 0

Answer:

30°

Step-by-step explanation:

because this needs 180 angle so 150 (20+130)

180-150 equals 30

sammy [17]3 years ago

5 0

Answer:

30°

a full triangle is 180° so to find the missing angle you must add the two given angles (20°+130°) then take the answer away from 180° (180°-150°)

hence your answer is 30°

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