A watch company is developing packaging for its new watch. The designer uses octagons with a base area of 30 in2 and rectangles with a length of 10 in to create a prototype for the new package. What is the volume of the prototype?

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4

The blue segment below is a diameter of o. what is the length of the radius of the circle?