What is the area of this triangle?

What is the missing reason in step 5? linear pair postulategivendefinition of complementary anglescongruent complements theorem

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

What is the lcm of 16 and 40 ? 24 and 40 ?