Answer:
Sum of 3 angles in a triangle=180
x+55+72= 180
x+ 127=180
x= 180-127
x= 53
Answer:i think you have to equal them to each other
Step-by-step explanation:
Answer:
answer is 792
Step-by-step explanation:
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Answer:
60 grapes
Step-by-step explanation:
i believe it is perfectly right
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Answer:
20 x 19 = 380 hands touched
380/2 = 190 handshakes
Step-by-step explanation: