Answer:
ADB and ABC are similar
x = 8
Step-by-step explanation:
hypotenuse in ADB = 
since two triangles are similar,

solving for x, x=8
Answer:
Distributive
Step-by-step explanation:
when you distribute 3 to x, 3y, and 5, you get 3x+9y+15, which is equivalent to the other expression when you simplify it
Answer:
Step-by-step explanation:
cos(46°) = 24/x
x = 24/cos(46°)
C or 750,000 because lol thats just what it is, you can look it up