In euclidean geometry, the sum of the measures of the interior angles of a pentagon is 540°. predict how the sum of the measures of the interior angles of a pentagon would be different in spherical geometry.
a.
the sum would be greater than 540°.
b.
the sum would still be 540°.
c.
the sum would be less than 540°.
d.
the sum would less than or greater than, but never equal to, 540°.

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b. you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c. you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d. you spend $5 plus $10 per week until you have less than $45.

What is the sum of the first 8 terms of the geometric series

The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?