'4**$?' COMMON 4. How many cubes with edge length 3 centimeters Selected Response 1. The floor of a tent is a regular hexagon. If the side length of the tent floor is 5 feet, what is the area of the floor? Round to the nearest tenth. (3D 32.5 square feet will fit in a box that is a rectangular prism with length 12 centimeters, width 15 centimeters, and height 24 centimeters? 4^r 160 CD 480 (^ 65.0 square feet CH) 1440 CD 75.0 square feet CD 4320 Cg) 129.9 square feet 5. Right A4SC with legs AB = 9 millimeters and 2. Find the area of 00 in terms of 7r. BC= 12 millimeters is the base of a prism that has a volume of 513 cubic millimeters. What is the height of the prism? <3D 4.75 millimeters CD 6 millimeters <*£f 9.5 millimeters Cg) 11 millimeters CD 4007rin.2 (D 100 in.2 6. The radius of a sphere is doubled. What happens to the ratio of the volume of the sphere to the (E> 2007rin.2 surface area of the sphere? 1007rin.2 CD It remains the same. 3. Find the area of a regular hexagon with side length 4 m. Round to the nearest tenth. $$f It is doubled. CH) It is increased by a factor of 4. (X> It is increased by a factor of 8. 4m 7. To the nearest tenth of a cubic centimeter, what is the volume of a right regular octagonal prism with base edge length 4 centimeters and neight 7 centimeters? apothem J^V h2mH <2> 83.1 m2 CD 24 m2 4fy 41.6 m2 CS> 20.8 m2 426 Unit 3 Review/Test CS) 180.3 cubic centimeters CD 224.0 cubic centimeters CD 270.4 cubic centimeters 540.8 cubic centimeters 8. A square pyramid has a base area of 225 square meters and a volume of 2925 cubic meters. To the 13. The circle graph shows the colorsof automobiles sold at a car dealership. Find mCD. nearest meter, what isthe height of the pyramid? CD 13 meters CD 26 meters 39 meters CD 52 meters 9. A cylinder has a height of 10 inches. The circumference of the base is 28.3 inches. To the nearest cubic inch, what is the volume of this mCD = 36° cylinder? CD mCD=10° (3D 141 cubic inches CD mCD=170° CD 283 cubic inches CD mCD= 20° tfjjf 637 cubic inches CD 2545 cubic inches Use the diagram for Items 14-16. E .45° 10. The volume of the smaller sphere is 288 cubic centimeters. Find the volume of the larger sphere. 3xcm CD 864 cubic centimeters 14. What is mBC? CD 2,592 cubic centimeters CD 36" (fgfr 7,776 cubic centimeters 10) 45° CD 23,328 cubic centimeters CD 54° CD 72° 11. A cylinder has a volume of 24 cubic centimeters. The height of a cone with the same radius is two times the height of the cylinder. What is the volume of the cone? (3D 8 cubic centimeters CD 12 cubic centimeters 1J(qA 16 cubic centimeters CD) 48 cubic centimeters 12. The volume of a sphere is 2887Tcubic centimeters. 15. If the length of ED is 6ir centimeters, what is the area of sector EFD1 (3D 207T square centimeters tlfy 72?r square centimeters CD 1207T square centimeters CD 2407T square centimeters 16. Which of these line segments is NOT a chord What is its surface area, rounded to the nearest of OF? hundredth? CD EC CD 113.10 square centimeters [email protected] square centimeters CD CA AF (JD 2842.45 square centimeters CD 8527.34 square centimeters CD AE PARCC Assessment Readiness 427 17. A wheel from a motor has springs arranged as in the figure. Find mZDOC. 22. Which steps can you take to construct the tangent to ©M at point N on the circle? ^fc^Draw MN. Then construct the line through N that is perpendicular to MN. CD Draw MN.Then construct the line through M that is perpendicular to MN. CH) Draw MN. Then construct the perpendicular bisector of MN. CD Draw MN so that it intersects QM at points P and N. Then construct the line through P that is perpendicular to MN. 'mZDOC=1450 CD m^0OC=15O° CD m^DOC=140° CD mZDOC=130° 23. The illustration shows a fragment of a circular plate. AB = 8 in., and CD = 2 in. What is the diameter of the plate? 18. What is the arc length, rounded to the nearest hundredth, of a semicircle in a circle with radius 5 millimeters? CD 3.14 millimeters CD 6.28 millimeters j^fyt 15.71 millimeters CD 31.42 millimeters 19. AABC is inscribed in a circle with center P. Side AC passes through point P. Which of the following is true? C3D BC\sa radius of the circle. CD PA < PC CD mBAC= 90° ZBACis a right angle. ® 4 in. CD 5 in. CD 8 in. 10 in. 24. Which line of reasoning can be used to begin to derive the formula for the area of a circle with 20. A circle of radius r units has a central angle whose measure is 30°. What do you multiply r by to find the length of the arc intercepted by this central angle? CD 2-: radius r and circumference C? CD Divide the circle into eight congruent sectors and treat each sector as a triangle with base •^Cand height-jr. CD £<*ide tne circle into eiyhi cong.ue:.: sectors and arrange them to approximate a parallelogram with base Cand height r. CH) Dividethe circle into eight congruent sectors and arrange them to approximate a parallelogram with base jC and height r. 21. Circumscribed ^4flC is tangent to 0P at points A sectors and arrange them to approximate a CD BC1PC trapezoid with bases f Cand f Cand height r. CD balTa BC=PC CD BA s BC 428 Divide the circle into nine congruent and C. Which statement is not always true? Unit 3 Review/Test Performance Tasks Mini-Tasks 25 Use the diagram to find the value of x. Show your work or explain in words how you determined 30. Zachary works for an outdoor supplycompany and isin charge of creating the specsfor the fc,ftW6fr"j-- m-y tent shown below. your answer. (4x+10) (6X+14) VAic 26. The figure showsthe top view of a stack of cubes. The number on each cube represents the number of stacked cubes. The volume of each cube is 4 cubic inches. What is the volume of the three-dimensional figure formed by the cubes? The tent will be in the shape of a regular hexagonal pyramid. a. Zachary decides the distance from the center of the tent's base to any vertex of the base will be 8 feet and the distance from any vertex of the base to the top of the pyramid will be 10 feet. What is the height of the tent? b. The base of the tent is a regular hexagon. What is the area of the base? Show your work, and round youranswerto the nearesttenth of a square foot. 2 Holt 2 3 c. What is the volume of the tent? Show your work, and round your answer to the nearest cubic foot. d. Zachary's boss says that if they keep the distance 1 from the center to any vertex of the base 8 feet, 1 and they keep the height of the tent the same, but they change the base of the tent to a regular polygon with 8 sidesinstead of 6 sides, 27 28. Find the volume of a cone with a base the volume of the tent will increase by 33%. circumference of 157T m and a height 3 m less than twice the radius. Give your answer both in terms of 7randrounded,.tothe nearest tenth- IsZachary's boss correct? Explain why or why not. Find the area of segment POM. Round to the nearest tenth. ,^ ^ . 'y'' I03c^ 31. The length of 7/is 10inches and mJMB is 225°. Part A: Find the measure of ZJTB. Find the circumference of circle T. Find the arc length of JB. Find the area of circle T. Find the area of sector JTB. Part B: If the radius of circle 7" is doubled, will the area of sector JTBalso double? Explain your reasoning by finding the area of sector JTB when the radius is doubled. 29. Find the volume of a sphere with diameter 24 ft. Give your answer in terms of n. P-^tV^ my.hrw.com Online Assessment Go online for updated, PARCC-aligned assessment readiness. PARCC Assessment Readiness 429
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