logo

CuriousTab

CuriousTab

Discussion

Home ‣ Aptitude ‣ Area Comments
  • Question

  • In triangle PQR, C is the centroid. PQ = 30 cm, QR = 36 cm and PR = 50 cm. If D is the midpoint of QR, then what is the length (in cm) of CD?


  • Options
  • A. (4?86)/3
  • B. (2?86)/3
  • C. (5?86)/3
  • D. (5?86)/2

  • Correct Answer
  • (4?86)/3 

    • Area problems

    Search Results

    • 1. In the given figure, PQR is a quadrant whose radius is 7 cm. A circle is inscribed in the quadrant as shown in the figure. What is the area (in sq.cm) of the circle?

    • Options
    • A. 385-221√2
    • B. 308-154√2
    • C. 154-77√2
    • D. 462-308√2
      • Discuss
    • 2. In the given figure, PQRS is a rectangle and a semicircle with SR as diameter is drawn. A circle is drawn as shown in the figure. If QR = 7 cm, then what is the radius (in cm) of the small circle?

    • Options
    • A. 21+14√2
    • B. 21-14√2
    • C. 20+14√2
    • D. 20-14√2
      • Discuss
    • 3. In the given figure, ABCD is a square. EFGH is a square formed by joining mid points of sides of ABCD. LMNO is a square formed by joining mid points of sides of EFGH. A circle is inscribed inside EFGH. If area of circle is 38.5 sq.cm, the what is the area (in sq.cm) of square ABCD?

    • Options
    • A. 98
    • B. 196
    • C. 122.5
    • D. 171.5
      • Discuss
    • 4. PQR is a triangle, whose area is 180 cm2. S is a point on side QR, such that PS is the angle bisector of ?QPR. If PQ : PR = 2 : 3, then what is the area (in cm2) triangle PSR?

    • Options
    • A. 90
    • B. 108
    • C. 144
    • D. 72
      • Discuss
    • 5. In the given figure, PQRS is a quadrilateral. If QR = 18 cmand PS = 9 cm,then what is the area (in sq. cm) of quadrilateral PQRS?

    • Options
    • A. (64√3)/3
    • B. (177√3)/2
    • C. (135√3)/2
    • D. (98√3)/3
      • Discuss
    • 6. In the given figure, 3 semicircles are drawn on three sides of triangle ABC. Ab = 21 cm, BC = 28 cm and AC = 35 cm. What is the area (in sq.cm) of the shaded part?

    • Options
    • A. 588
    • B. 324
    • C. 294
    • D. 286
      • Discuss
    • 7. In the given figure, PQRSTU is a regular hexagon of side 12 cm. What is the area (in sq.cm) of triangle SQU?

    • Options
    • A. 162√3
    • B. 216√3
    • C. 108√3
    • D. 54√3
      • Discuss
    • 8. In the given figure, O is the centre of the circle and QOR = 50 deg, then what is the value of RPQ (in deg)?

    • Options
    • A. 15
    • B. 20
    • C. 25
    • D. 30
      • Discuss
    • 9. Two identical hemispheres of maximum possible size are cut from a solid cube of side 14 cm. The bases of the hemispheres are part of the two opposite faces of cube. What is the total volume (in cm3) of the remaining part of the cube?

    • Options
    • A. 1556.33
    • B. 898.5
    • C. 1467.33
    • D. 1306.67
      • Discuss
    • 10. ?GHI is similar to ?KLM. If the ratio of Perimeter of ? GHI : Perimeter of ?KLM = 1:4, and length of GH is 2 cm, what is the length of the corresponding side KL?

    • Options
    • A. 4 cm
    • B. 8 cm
    • C. 32 cm
    • D. 16 cm
      • Discuss

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.