HELP PLEASE! Show all steps for the following answers》
Solve for Angle P =
Solve for PQ ~
Solve for QR~

&

Solve for Angle V =
Solve for MD~
Solve for DV~​

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Find the area of the unshaded square

Rounded to the nearest tenth, what is the value of x