Answer:
??
Step-by-step explanation:
Answer: Angle of elevation of sun at that time is 24.51° .
Step-by-step explanation:
Since we have given that
Height of a large totem pole near Kalama, Washington = 100 feet
Length of a shadow at noon = 219 foot
We need to find the angle of elevation of sun at that time .
As we know the formula for "Tangent ":

Hence, Angle of elevation of sun at that time is 24.51° .
Answer:
, where n is a natural number.
Step-by-step explanation:
A series can be represented in a summation or sigma notation.
Greek capital letter, ∑ (sigma), is used to represent the sum.
For example:
, where n is a natural number.
The given series : 1,4,9,16 which can be written as
.
So , we can write it as
, where n is a natural number.
4 sided with equal angled sided, slanted square
Answer:
-14
Step-by-step explanation:
The like terms in this equation is y^2 and -7y^2 so combining the two the equation becomes:
xy-6y^2
Then we substitute the values in:
5×2-6×2^2 = -14