which of the following describes how to calculate the value of x?

sin20 times eight
sin20 divided by 8
8 divided by sin20

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Δabc is reflected across line l to form δ alblcl, and a¯¯¯al¯¯¯¯ intersects line l at point d. which equation is not necessarily true?

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap