57 picking ! this is a picture of a square pyramid and the net for the square pyramid. what is the surface area of the square pyramid? a.160 ft² b.220 ft² c.340 ft² d.580 ft²

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Use multiples to write two fractions equivalent to 7/9. 14/18, 8/10 6/8, 21/27 10/12, 28/36 14/18, 21/27

Whoever gets this right gets the ! the half life of a soul smelling substance is 4 years. if you have 8 oz of this strange substance, how much of it will you have after 20 years? show work.