Answer:
Step-by-step explanation:
in this specific case the two legs are congruent:
b = 18
For the Pythagorean theorem
a = √ 2 * 18^2 = 18√2
Answer:
x ≈ 11.7
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos26° = = ( multiply both sides by 13 )
13 × cos26° = x , then
x ≈ 11.7 ( to the nearest tenth )
Answer:
Step-by-step explanation:
The terms of this sum make the arithmetic sequence.
The fomula of a sum of <em>n</em> terms of an arithmetic sequence:
We have
Substitute:
Answer:
The equation is defined for y values in the closed interval .
Step-by-step explanation:
Since x^2 is a non-negative quantity, this implies the following inequality must hold:
In other words, y must lie between , inclusively.
It will be 19 percent of the drivers license have been handed out 16 percent