Question

1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20
Please Answer this question I will mark you to brainleist
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Answer 1

Answer:

210

Step-by-step explanation:

1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20 = 210

Hey!!

here is your answer

hope this helps you

Answer 2

Answer:

You can count it in 5 parts that will help you to count easily:-

=> 1+2+3+4+5= 15

=> 6+7+8+9+10= 40

=> 11+12+13+14+15= 65

=> 16+17+18+19+20= 90

Your answer is 15+40+65+90= 210

Step-by-step explanation:

Hope this helps you and pls mark me as brainliest.