The triangles ABD, ADC and ABC are similar (AA stands for "angle, angle" and means that the triangles have two of their angles equal).
If two triangles have two of their angles equal, the triangles are similar.
Therefore the sides of triangles are in proportion.

cross multiply

Use the Pythagorean theorem for calculate x:

9514 1404 393
Answer:
60,000
Step-by-step explanation:
To find your answer, set all other digits to zero.
60,000
is the value of the digit 6 in the 10 thousands place.
Step-by-step explanation:
2/3 gallons is empty
1/3 gallons is filled
so
3*1/3= 1
1 gallon filled
The first bullet is correct.