A child is creating a pyramid with building blocks. The top three levels include 4 blocks, 10 blocks, and 16 blocks.

Part 1: How many blocks would be needed for a pyramid 25 levels tall? (5 points)

Part 2: Use complete sentences to explain how a sum of an arithmetic series was applied.

Question

A child is creating a pyramid with building blocks. The top three levels include 4 blocks, 10 blocks, and 16 blocks.

Part 1: How many blocks would be needed for a pyramid 25 levels tall? (5 points)

Part 2: Use complete sentences to explain how a sum of an arithmetic series was applied.

anonymous · Answer

250 blocks for part 1?

anonymous · Answer

how did you get that @SNSDYoona

anonymous · Answer

total number of blocks for 3 levels is 4+10+16 = 30 blocks
then the question asks u to find 25 level.. so 25/3 times 30

anonymous · Answer

4+10+16+22+28+34+40+46+52+58+64+70+76+82+88+94+100+106+112+118+124+130+136+142???

anonymous · Answer

Use sum formula of A.P. to calculate S25