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The diagram shows two cylinders, A and B. 0.56 m Diagram NOT accurately drawn A 1.6 m B 0.6 m Cylinder A has height 1.6 m and radius 0.56 m. (a) Work out the curved surface area of cylinder A. Give your answer in mcorrect to 3 significant figures. Cena Cylinder B is mathematically similar to cylinder A. The height of cylinder B is 0.6 m. (6) Work out the radius of cylinder B. (Total for Questio 14 is # marks)
Svetlana's hair is 4 4 centimeters ( cm cm) long. her hair grows 1 . 5 cm 1.5cm per month. svetlana wants her hair to be less than 1 6 cm 16cm long. write an inequality to determine the number of months, m m, svetlana can allow her hair to grow so that it is less than 1 6 cm 16cm long.
Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =
Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42