What is the plane equation involved in the formula sinθ=\(\frac {a1a+b1b+c1c}{\sqrt {a^2+b^2+c^2} \sqrt{a1^2+b1^2+c1^2 }
Posted: Wed Jul 13, 2022 8:09 pm
a) a1x – b1y + c1z + d1 = 0
b) a1x2 + b1y2 + c1z2 + d1 = 0
c) ax + by + cz+ d = 0
d) a1x + b1y + c1z + d1 = 0 and ax + by + cz + d = 0
b) a1x2 + b1y2 + c1z2 + d1 = 0
c) ax + by + cz+ d = 0
d) a1x + b1y + c1z + d1 = 0 and ax + by + cz + d = 0