help me guy if u smart

May 14th, 2015
Sigchi4life
Category:
English
Price: $10 USD

Question description

QUESTION 1

  1. What is the approximate volume of this cylinder? (Use π = 3.14.)

    cylinder with diameter 16 meters and height 24 meters 

    602.88 m3

    200.96 m3

    1205.76 m3

5 points  

QUESTION 2

  1. What is the area of this circle? (Express your answer using π.)

    circle with diameter 18 centimeters 

    A= 81π cm2

    A= 9π cm2

    A= 18π cm2

5 points  

QUESTION 3

  1. A circle has a radius of 10 yards. What is the circumference of the circle? (Express your answer using π.)

    30π yards

5 points  

QUESTION 4

  1. What is the side length of a regular 12-sided polygon if the perimeter is 156 centimeters?

    10 cm

    15.6 cm

    12 cm

5 points  

QUESTION 5

  1. In the triangle shown, what is the value ofx?

    Triangle with angles of 58 degrees, 74 degrees, and x degrees. 

5 points  

QUESTION 6

  1. What ismCDG?

    Right angle CDF with point G on the interior. Angle GDF is 35 degrees.

5 points  

QUESTION 7

  1. Consider the image.

    Are ∠EFDand ∠EFCsupplementary?

    Line AB and CD intersect at point F. Ray FE is perpendicular to line AB at point F. Point E lies on the interior of angle AFD. Ray FG is inside the angle CFB where angles CFG and BFG are acute but not congruent. 

    No, because the sum of the two angles is not 90°.

    Yes, because the two angles share a vertex and a side.

    No, because they share a vertex and a side.

5 points  

QUESTION 8

  1. KBJand ∠JBAare complementary.

    What is the measure of ∠KBJ?

     Points A, B, C, and D lie on the same line in the order of C, D, B, and A. Angle LDC is 48 degrees. Point J lies on the interior of angle KBA. Angle JBA is 38 degrees. Angle KBA is a right angle. 

    38°

    52°

    86°

5 points  

QUESTION 9

  1. If two angles are supplementary and one angle is 84°, what is the measure of the other angle?

    84°

    90°

5 points  

QUESTION 10

  1. What is the approximate area of this circular pond?

    circle with diameter 250 feet 

    78,125 ft2

    196,250 ft2

    392.5 ft2

5 points  

QUESTION 11

  1. What is the approximate circumference of a pizza pan with a diameter of 13.2 inches? (Use π = 3.14)

    82.896 inches

5 points  

QUESTION 12

  1. What type of angles are ∠DPJand ∠KPC?

     line JK intersects line DC at point P. Point Q lies on the interior of angle DPK and forms ray PQ. Angle DPJ is 80 degrees.  

    Supplementary angles

    Adjcent angles

    Vertical angles


Tutor Answer

(Top Tutor) Daniel C.
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School: Boston College
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