Its a prime number because 29 goes in to 10 numbers
Sum of geometric sequence
for the sum where the initial value is a₁ and the common ratio is r and the term is n

common ratio is -3
-5 times -3 is 15, -15 times -3=-45 etc
first term is -5
and we want the 8th term





the sum is 8200
Check the picture below.
notice, the triangular prism is really just 3 rectangles and 2 triangles.
24 over 150 And x over 16
24 times 16 equal 384
384 divided by 150 equals 2.56
x equals 2.56
Answer:
164
Step-by-step explanation:
You can use a calculator or use long division