Triangle abc is an obtuse triangle with the obtuse angle at vertex b angle a must b a. less than 90b. greater than 90c. congruent to angle bc. congruent to angle c

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.