Every triangle’s inner angles’ addition equals to 180°
So if we find the x:
38°+x+2°+x=180°
40°+2x=180°
2x=180°-40°=140°
x=140°/2
x=70°
Now if we find the I hope this helped :)
I can not see the picture, try adding a better pic
Answer:
8 pi
Step-by-step explanation:
When radius is
L = r * Θ = 2 * π/4 = 1.57079633 cm.
When radius is
L = r * Θ = 10 * π/4 = 7.85398163 cm.
Answer:
a
Step-by-step explanation:
QR has a length of 6 units