I am pretty sure it is 180 degrees
Answer:
3 
Step-by-step explanation:
change 1
to an improper fraction
1
=
, thus
×
=
= 3
or 3.57 ( to 2 dec. places )
Formula of the sum of the 1st nth term in a Geometric Progression:
Sum = a₁(1-rⁿ)/(1-r), where a₁ = 1st term, r = common ratio and n= rank nth of term (r≠1)
Sum = (-11)[1-(-5⁸)] /[(1-(-5)]
Sum = (-11)(1- 390625)/(6)
SUM = 716,144
Use a calculator yo help you get it
Answer:
, 
, 
Step-by-step explanation:
we know that
A relationship between two variables, x, and y, represent a proportional variation if it can be expressed in the form
or 
Find the value of the constant of proportionality k
take any ordered pair from the data
For x=25, y=160

substitute the values of x and y

simplify

The linear equation is equal to

or
