Answer:
x = 3
y = 0
Step-by-step explanation:
4(3) + 7(0) = 12
-8(3) - 14(0) = -24
x=30°
2x=60°
Value of x°=x°/(2x°+x°)×90°
= 1/3×90°
=30°
Value of 2x°=30°×2
=60°
R= diameter ÷ 2
the radius is half the diameter.
(y-5)(y+7)
4536
