Factor using GCF and Area Model: 2x^2+34x+140

What is the measure of the smallest angle in the diagram? 15 29 32 45

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect

In the diagram, a building cast a 35-ft shadow and a flagpole casts an 8-ft shadow. if the the flagpole is 18 ft tall, how tall is the building? round the the nearest tenth.