problem-17-august-2016-geometry-common-core-regents-exam-juantutorscom

# Interactive video lesson plan for: Problem 17, August 2016 Geometry (Common Core) Regents Exam - JuanTutors.com

#### Activity overview:

Problem 17: The density of the American white oak tree is 752 kilograms per cubic meter. If the trunk of an American white oak tree has a circumference of 4.5 meters and the height of the trunk is 8 meters, what is the approximate number of kilograms of the trunk?
(1) 13
(2) 9694
(3) 13,536
(4) 30,456

The density of iron is 7.87 grams per cubic centimeter. If a spherical cannonball has a diameter of 22 centimeters, what is the approximate number of grams of the cannonball?

(1) 1521
(2) 3989
(3) 43877
(4) 351020

Tagged under: Math,Regents,Geometry,Tutoring,JuanTutors,JuanTutors.,Juan,Juan Tutors,Cylinder Volume,Density,D = /,Sphere Volume, = 4/3 \pi ^3, = \pi ^2

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