Find the sum of the first 9 terms of the sequence. show all work for full credit. 2, -7, -16, -25, (2 points)

2-(-7)=9

(-7)-(-16)=9

For each of the terms, the number will decrease by 9. The first 9 terms will be: 2,-7,-16,-25,-34,-43,-52,-61,-70. The sum of these numbers will be - 306.

126.66 m²

step-by-step explanation:

the pertinent area formula is a = πr², where r is the radius.

here, a = π(6.35 m)² = 40.32π, or approximately 126.66 m²