Answer:
C
Step-by-step explanation:
Polygon 3 and 5 are congruent cause they have the same length of side
The surface area of a cylinder with circular bases of radius <em>r</em> and height <em>h</em> is equal to the sum of the areas of the two circular faces and the area of the rectangular lateral surface:
<em>A</em> = 2π<em>r</em>² + 2π<em>rh</em>
If you know the height <em>h</em>, then you can solve the quadratic equation for <em>r</em>.
Answer:
x=84
Step-by-step explanation:
thi is the answer of the questions
Answer:
the angle of elevation is 2 because it is going up
Step-by-step explanation:
there really isn't an explanation needed
Root of 49
Solutions are 7 and -7
We know that 7 is the square root of 49.
A negative number multiplied by itself gives positive
So -7 is also a square root of 49