Domino’s sells 10-inch small pizzas, 12-inch medium pizzas, and 14-inch large pizzas. Each measurement gives the diameter of each pizza size. a. You and your friends order a medium pepperoni pizza. Your friend cuts out a piece of the pie where the length of the crust is 7.5 inches. What is the area of your friend’s pizza slice?

b. You order a small cheese pizza for yourself and cut out a slice with an area of 22.5 in ^2 . What is the central angle of this slice in radians?

The rate of decay of a radioactive substance depends upon the amount present initially. the mass y (mg) of the radioactive substance cobalt-60 present in a sample at time t (years) is represented by the exponential equation y=50e −0.1315 t . answer the following questions in complete sentences. 1. how does the exponential equation above compare to the equation for simple interest that is compounded continuously? explain the similarities. 2. what is the initial amount of cobalt-60 in the sample? 2. how much cobalt-60 is left after 8.4 years? show your work. 3. what would be the y-intercept of the graph? what does it represent? 4. after how many years will the amount of cobalt-60 left be 6.25 mg? explain what happens to the cobalt-60 after 50 years? 5. discuss some “real-world” examples and uses of cobalt-60

If jaime wants to find 60% of 320, which table should he use?

Given: △acm, m∠c=90°, cp ⊥ am , ac: cm=3: 4, mp-ap=1. find am.