6(t - 1) = 9(t - 4)
t = ?

Explain how you do each step what term makes it inconsistent y=2x - 4 ?

If cos(θ)=2853 with θin q iv, what is sin(θ)?

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.