How does step 5 ensure that the new angle will be congruent to the original angle

What is the slope of the line that passes through (5,4) and (3,1)

The question is "Mike purchased 3 DVDs and 14 video games for $203. Nick went to the same store and bought 11 DVDs and 11 video games for $220. How much is each video game and each DVD?"

Hector also buys a reading light for $12 and two journals for $8 each to give as gifts how much does Hector spend

How long would it take to count from one to one million?

Algebraic Indices: Simplify: 3 (x+1) + 4x

What is the best approximation for the area of this circle? Use 3.14 to approximate pi. 25.1 in² 50.2 in² 201.0 in² 803.8 in² Circle with radius labeled 8 in.

How to subtract integers

A package of crackers weighing 8.2 Oz cost $2.87 what is the cost per ounce of the crackers

F (x) = 3/x+2+3 domain and range

Michaels has one liter of fruit punch. He gives 200 ml to leila, 200 ml to daniel, and 300 ml to alexa. how much does Michael have left? write an equation that explains.