Calculate 20

Calculate the sum of 1/5 of a right angle and 3/4 of a right angle and 3/4 of a straight angle

Correct answer:

s =  220.5 °

Step-by-step explanation:

R=90 ° S=180 °  s=15 R+34 R+34 S=15 90+34 90+34 180=4412°=220.5°=220°30



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