Find the area of right triangle DEF. around to the nearest tenth if necessary. D(-6,-1),E(1,-3),F(3,4)

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

Benjamin is making bow ties. how many 1/2yards lomg bow ties can he make if he has 18 feet of fabric?