30% decrease
175 divided by 250 = 0.7
1 - 0.7 = 0.3
0.3 = 30%
If we draw a diagonal which will also be a transversal DB, then we get ∠ADB is congruent to ∠CBD by Alternate interior angles.
It will be the first option.
Answer: another name for plane K is nothing because there is no picture
Explanation
