Answer:
X=35°
Step-by-step explanation:
Opposite angles x=35°
 
        
                    
             
        
        
        
An isosceles triangle has two equal sides and one unique side
Hope this helps!
- Z
        
                    
             
        
        
        
Answer:
The area of the resulting cross section is 
Step-by-step explanation:
we know that
The resulting cross section is a circle congruent with the circle of the base of cylinder
therefore
The area is equal to

we have

 -----> the radius is half the diameter
 -----> the radius is half the diameter
substitute the values

 
        
             
        
        
        
Answer:
y= -x^2+5
Step-by-step explanation:
It normally expontionally goes up, so across the x axis is down so it is negative, and is is all scales up, so the start is 5 up from the origin on the y axis, so it would be y=-x+5
Hope this helped!