- #1

MattPalmer

- 3

- 0

I tried using the equation

yf=vi(sin(theta))-.5gt^2

Which I simplified to

(yf-vi(sin(theta)))/.5g = t^2

Then

(10-8(sin(20)))/(4.91) =t^2

Finally t=1.23, however my book says I should be getting 1.18s, what am I doing incorrectly?

Thanks in advance