Which is true about both pappus‘s theorem and desargues’ theorem?

each theorem applies to spherical geometry.

each theorem involves a dilation.

each conclusion states that three points are collinear.

each hypothesis is based on triangles.

If you need an equation, it would be y=2x+8, y would be how long it grew, x being weeks.if you need how long he was asleep, it would be 4 weeks if he started with no beard, the equation would be x=8÷2if he did have a beard before hand, the equation would be 2w+x=8

You can find it by multiplying the areas it show u