Need math , give correct answers! you! 1. which relationship must be true in circle p? 2. in this circle, which relationship must be true? 3. an ice-cream cone has a diameter of 1.5 inches and a height of 4 inches. what is the volume of the ice cream that the cone can hold? use 3.14 for pi. 4. a rectangle has an area of 384 m². the length and the width of the rectangle are changed by a scale factor of 0.75. what is the area of the new rectangle? 5. in circle p, pa is a radius and ab is a tangent segment. which statement must be true?

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size. it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =