The first term of a geometric sequence is -2 and the multiplier, or ratio is -3. What is the sum of the first 5 terms of the sequence

5(-9w) put expression in distributive property

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank

To prove that angle def = angle dgf by sas, what additional information is needed? def congruent to dgf dfe congruent to dfg de congruent to dg dg congruent to gf