55. the central angels are the same, so the arc measure is the same
x=45°
angle 1=45°
angle 2= 135°
ps are you sure you've written the question properly??
Answer:
Step-by-step explanation:
take 60 degree as reference angle
using cos rule
cos 60=adjacent/hypotenuse
1/2=80/x(do cross multiplication)
80*2=x
160=x
Answer:
square- x^2+4x+2^2-2^2+1
solutions- x= -1 and 9
Step-by-step explanation:
I searched vertex form calculator to find the square
I use desmos to find the solutions
Answer:
missing angle isosceles angle and side (a)
Pythagoras theorem
a²+a²=16²
a²=256/2
a=√128=11.3=11
