In the figure above, if triangles ABC, ACD, and ADE are isosceles right triangles and the area of ΔABC is 6, then the area of ΔADE is – OGQR 2020 Question #87 with Solution

A 2 minute read

OGQR 2020: Question No. 87 In the figure above, if triangles ABC, ACD, and ADE are isosceles right triangles and the area of ΔABC is 6, then the area of ΔADE is: Source OGQR 2020 Type Problem Solving Topic Geometry Sub-Topic Triangle Difficulty Medium Solution Given In this question, we are given A diagram consists

Read More

If a rectangle of area 24 can be partitioned into exactly 3 nonoverlapping squares of equal area, what is the length of the longest side of the rectangle? – OGQR 2020 Question #84 with Solution

A < 1 minute read

OGQR 2020: Question No. 84 If a rectangle of area 24 can be partitioned into exactly 3 nonoverlapping squares of equal area, what is the length of the longest side of the rectangle? Source OGQR 2020 Type Problem Solving Topic Geometry Sub-Topic Quadrilateral Difficulty Medium – Hard Solution Given In this question, we are given

Read More

The figure above shows a drop-leaf table. With all four leaves down the tabletop is a square, and with all four leaves up the tabletop is a circle. What is the radius, in meters, of the tabletop when all four leaves are up? – OGQR 2020 Question #99 with Solution

A 2 minute read

OGQR 2020: Question No. 99 The figure above shows a drop-leaf table. With all four leaves down the tabletop is a square, and with all four leaves up the tabletop is a circle. What is the radius, in meters, of the tabletop when all four leaves are up? Source OGQR 2020 Type Problem Solving Topic

Read More

The figure above shows a piece of cheese with a corner cut off to expose plane surface ABC. What is the area of surface ABC? – OGQR 2020 Question #221 with Solution

A 2 minute read

OGQR 2020: Question No. 221 The figure above shows a piece of cheese with a corner cut off to expose plane surface ABC. What is the area of surface ABC? AD = 10 centimetres The shape of the cheese was a cube before the corner was cut off Source OGQR 2020 Type Data Sufficiency Topic Geometry Sub-Topic Cubes (3D)/Triangles Difficulty

Read More

In a rectangular coordinate system, straight-line k passes through points (0, 0) and (3, 2). Which of the following are coordinates of a point on k? – OGQR 2020 Question #78 with Solution

A 2 minute read

OGQR 2020: Question No. 78 In a rectangular coordinate system, straight line k passes through points (0, 0) and (3, 2). Which of the following are coordinates of a point on k? Source OGQR 2020 Type Problem Solving Topic Geometry Sub-Topic Coordinate Geometry Difficulty Easy-Medium Solution Given In this question, we are given In a

Read More

In the racetrack shown above, regions I and III are semi-circular with radius r. If region II is rectangular and its length is twice its width, what is the perimeter of the track in terms of r? – OGQR 2020 Question #94 with Solution

A < 1 minute read

OGQR 2020: Question No. 94 In the racetrack shown above, regions I and III are semi-circular with radius r. If region II is rectangular and its length is twice its width, what is the perimeter of the track in terms of r? Source OGQR 2020 Type Problem Solving Topic Geometry Sub-Topic Circle / Rectangle Difficulty

Read More

When a rectangular vat that is 3 feet deep is filled to (2/3) of its capacity, it contains 60 gallons of water. If 7 1/2 gallons of water occupies 1 cubic foot of space, what is the area, in square feet, of the base of the vat? – OGQR 2020 Question #96 with Solution

A < 1 minute read

OGQR 2020: Question No. 96 When a rectangular vat that is 3 feet deep is filled to (2/3) of its capacity, it contains 60 gallons of water. If 7 1/2 gallons of water occupies 1 cubic foot of space, what is the area, in square feet, of the base of the vat? Source OGQR 2020

Read More

If the diameter of a circular skating rink is 60 meters, the area of the rink is approximately how many square meters? – OGQR 2020 Question #100 with Solution

A < 1 minute read

OGQR 2020: Question No. 100 If the diameter of a circular skating rink is 60 meters, the area of the rink is approximately how many square meters? Source OGQR 2020 Type Problem Solving Topic Geometry Sub-Topic Circle Difficulty Easy – Medium Solution Given In this question, we are given The diameter of a circular skating

Read More
Properties of Circle & Circle Formula

What is a Circle and its properties? (definition, formulas, examples)

A 7 minute read

A circle is a closed shape formed by tracing a point that moves in a plane such that its distance from a given point is constant. The word circle is derived from the Greek word kirkos, meaning hoop or ring. in this article, we cover the important terms related to circles, their properties, and various

Read More