Combining functions mastery test

What is the area of the trapezoid shown ?

Olive's solar powered scooter travels at a rate of 30 miles per hour. what equation can she use to calculate her distance with relation to the time she traveled? h=hours m=miles 1. h=m+30 2. m=30h 3. m=h+30 4. h=30m

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?