Mathematics Grade 8 Transformation Geometry Questions and Answers for Revision

Mathematics Grade 8 Transformation Geometry Questions and Answers for Revision

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Mathematics Grade 8 Transformation Geometry Questions and Answers for Revision

Mathematics Grade 8 Transformation Geometry Questions and Answers for Revision There are 8th grade geometry problems and questions with solutions. These calculations for angles, perimeters, areas, and volumes are the subject of these issues and inquiries. There are also inquiries about likeness and reflection. There are other remedies and justifications.

 

 

    1. Find the total surface area and the volume of a closed cylindrical container with radius 5 cm and a height of 34 cm.
       
  1. Find the total surface area and the volume of a closed conical container with radius 5 cm and a height of 15 cm.(round your answer to the nearest unit.)
     
  2. A cube has a total surface area of the six faces equal to 150 square feet. What is the volume of the cube?
     
  3. Which two angles are complementary?
      1. 21 degrees and 78 degrees
    1. 58 degrees and 22 degrees
    2. 67 degrees and 23 degrees
    3. 140 degrees and 40 degrees

     

  4. Which two angles are not supplementary?
    1. 30 degrees and 150 degrees
    2. 5 degrees and 175 degrees
    3. 89 degrees and 91 degrees
    4. 23 degrees and 177 degrees

     

  5. Find the height h of the trapzoid so that its area is equal to 400 square cm.

    geometry problem 6.

     

  6. Find the width w of the parallelogram so that its area is equal to 600 square feet.

    geometry problem 7.

     

  7. Find area of the shaded shape.

    geometry problem 8 .

     

  8. Find the total surface area of the box open at the top.

    geometry problem 9.

     

  9. If the quadrilateral ABCD is a parallelogram, what are the coordinates of point D?

    geometry problem 10

    .

     

  10. Which of these are right triangles?

    geometry problem 11 .

     

  11. Find x if triangle ABC is a right triangle with angle B = 90°.

    geometry problem 12 .

     

  12. Find all the unknown sides x, y, z and w if all three triangles are similar.

    geometry problem 13 .

     

  13. A quadrilateral with vertices (-2,6) , (6,8) , (9,2) and (4,-1) is reflected on the x axis. What are the coordinates of the vertices of the quadrilateral after reflection?
     
  14. The side of cube A is 3 times the side of cube B. The volume of cube A is 3,375 cubic feet. Find the volume of cube B.
     
  15. The length of rectangle A is 24 cm and the length of rectangle B is 96 cm. The two rectangles are similar. Find the ratio of the area of A to the area of B.

Answers to the Above Questions

  1. area = 390 pi square cm , volume = 850 pi cubic cm
  2. area = 327 square cm , volume = 393 cubic cm
  3. volume = 125 cubic feet
  4. C) 67 degrees and 23 degrees are complementary
  5. D) 23 degrees and 177 degrees are not supplementary
  6. h = 20 cm
  7. w = 30 feet
  8. area = 707 square cm
  9. surface area = 570 square cm
  10. (1 , 2)
  11. triangles A) and C) are right triangles
  12. x = 102 o
  13. x = 9 , y = 51 , z = 144 , w = 36
  14. vertices after reflection (-2,-6) , (6,-8) , (9,-2) and (4,1)
  15. volume of cube B = 125 cubic feet
  16. ratio of area of A to area of B = 1:16

How to Pass  Grade 9 with distinctions

One of the most significant accomplishments in your academic career is passing matric. It provides access to a wide range of post secondary options and employment possibilities. Use our best study advice to complete your matriculation, and you’ll succeed with flying colors.

READ => How to get your matric results step by step

  1. Attend class 
  2. Ask questions 
  3. Make notes 
  4. Study 
  5. Practise 
  6. Study groups 
  7. Extra class 
  8. Motivation 
  9. Complete assessments 
  10. Prepare for the Exams in due time

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