Ahiker wants to determine the height of a tree. she measures the tree's shadow to be 20.7 meters long. her own shadow at the same time is 1.8 meters long. if the hiker is 1.7 meters tall, how tall is the tree?

The hypotenuse of an isosceles right triangle is $14\sqrt 2$. what is the area of the triangle?

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

Shannon drove for 540 minutes. if she traveled 65 miles per hour,how many total miles did she travel?