Geometry Questions and answer Practice Question and Answer

Q:

If ABCDEF is a regular hexagon, then what is the value (in degrees) of ∠ADB? 

1476 0

  • 1
    15
    Correct
    Wrong
  • 2
    30
    Correct
    Wrong
  • 3
    45
    Correct
    Wrong
  • 4
    60
    Correct
    Wrong
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Answer : 2. "30"

Q:

X and Y are centres of circles of radius 9 cm. and 2 cm respectively XY=17 cm. Z is the centre of a circle of radius r cm which touches the above circles externally. Given that - ∠xzy = 90o the value of r is -

1475 0

  • 1
    13 cm
    Correct
    Wrong
  • 2
    6 cm
    Correct
    Wrong
  • 3
    9 cm
    Correct
    Wrong
  • 4
    8 cm
    Correct
    Wrong
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Answer : 2. "6 cm"

Q:

In the figure below, find the value of AB.

1468 0

  • 1
    $$ {\sqrt{ 120}}$$
    Correct
    Wrong
  • 2
    $$ {\sqrt{ 112}}$$
    Correct
    Wrong
  • 3
    $$ {\sqrt{ 140}}$$
    Correct
    Wrong
  • 4
    $$ {\sqrt{ 129}}$$
    Correct
    Wrong
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Answer : 2. "$$ {\sqrt{ 112}}$$"

Q:

In ΔABC, ∠C=90° and D is a point on CB such that AD is the bisector of ∠A. If AC=5 cm and BC=12 cm, then what is the length of AD?

1468 0

  • 1
    $$ {10\over 3}{cm}$$
    Correct
    Wrong
  • 2
    $$ {5\sqrt{13}\over 6}{ \ cm}$$
    Correct
    Wrong
  • 3
    $$ {5\sqrt{13}\over 3}{ \ cm}$$
    Correct
    Wrong
  • 4
    $$ {20\over 3} {\ cm}$$
    Correct
    Wrong
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Answer : 3. "$$ {5\sqrt{13}\over 3}{ \ cm}$$"

Q:

Find the value of ∠OBE=?

1460 0

  • 1
    100°
    Correct
    Wrong
  • 2
    120°
    Correct
    Wrong
  • 3
    115°
    Correct
    Wrong
  • 4
    140°
    Correct
    Wrong
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Answer : 2. "120°"

Q:

The radius of a circle is 14 cm. what is area of another circle having radius 1.5 times the actual circle?

1458 0

  • 1
    $$ {1296{\ cm^{2}}}$$
    Correct
    Wrong
  • 2
    $$ {1386 {\ cm^{2}}}$$
    Correct
    Wrong
  • 3
    $$ {1352 {\ cm^{2}}}$$
    Correct
    Wrong
  • 4
    $$ {1485 {\ cm^{2}}}$$
    Correct
    Wrong
  • 5
    $$ {1276 {\ cm^{2}}}$$
    Correct
    Wrong
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Answer : 4. "$$ {1485 {\ cm^{2}}}$$"

Q:

If the area of a circle, inscribed in a equilateral triangle is 4 π cm2, then what is the area of the triangle?

1457 0

  • 1
    $$ {12\sqrt{3}\ cm^{2}}$$
    Correct
    Wrong
  • 2
    $$ {9\sqrt{3}\ cm^{2}}$$
    Correct
    Wrong
  • 3
    $$ {8\sqrt{3}\ cm^{2}}$$
    Correct
    Wrong
  • 4
    $$ {18\ cm^{2}}$$
    Correct
    Wrong
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Answer : 1. "$$ {12\sqrt{3}\ cm^{2}}$$ "

Q:

PQRS is square whose side is 20 cm. By joining opposite vertices of PQRS are get four triangles. What is the sum of the perimeters of the four triangles?

1456 0

  • 1
    $$ {40{\sqrt{2}}}$$
    Correct
    Wrong
  • 2
    $$ {40{\sqrt{2}}}+ 40 $$
    Correct
    Wrong
  • 3
    $$ {40{\sqrt{2}}}+ 80 $$
    Correct
    Wrong
  • 4
    $$ {80{\sqrt{2}}}+ 80 $$
    Correct
    Wrong
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Answer : 4. "$$ {80{\sqrt{2}}}+ 80 $$"

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