Answer:
8.63 square units
Step-by-step explanation:
you must set up a proportion.
3 x
- = -
8 23
after you set up that proportion, cross multiply to find x.
8x = 69
divide by 8
x = 8.625, rounded to 8.63
Answer:
<em>m = - 2</em>
Step-by-step explanation:
(
,
)
(
,
)
m =
Answer:
30
Step-by-step explanation:

therefore, sin(x) = cos(90° - x).