We have to use pythagorean theorem. The equation is

so we plug in the numbers (hypothenuse is always C in the equation)

now we solve:

Exponents

Subtract
a=6 Square Root
x=6 Answer
Answer:
D
Step-by-step explanation:



Since the triangles are similar the ratios of the lengths of corresponding sides are equal.
tan Q = opp/adj = RS/QS = YZ/XZ = 9/12 = 3/4
Answer: 864,000
Step-by-step explanation:
and that's if it's multiplication