Nail this puzzle down

What is the area of the second triangle

The half-life of sodium-22 is 2.6 years. A sample contains 800 mg of this isotope. Which expression represents the mass of sodium remaining after h half-lives? S = 0.5 (800) h S = 800 (0.5) h S = 8000.5h S = 800h + 0.

A person bought an item for $15.30 how much does it cost after 8% sales tax?

Geraldo's texting Plan cost $20 per month plus 0.05 dollars Port text message that is sent or received a milias plan cost $10 per month and $0.25 per text using the graph below which statement is true

Write an equivalent expression for 88 + 16x + 8 if x equals 4 is the solution to both Expressions the same

Marta has 31.25 ft of tape to be used for taping up boxes if each box requires 12.5 ft how many boxes can Marta tape b - suppose that 6.25 ft of tape is needed to tape a smaller box how many more smaller boxes could Marta tape than large boxes?

Sharice buys a vintage video game for $10, then marks up the price 40%. How much did she raise the price?

Factor the following a^2-3a-4

What is the square root of y^8

What is the formula for the area of a circle?