Construction of Quadrilaterals

IMPORTANT

Construction of Quadrilaterals: Overview

This topic covers concepts such as construction of a quadrilateral, construction of a quadrilateral when five measurements are given, construction of a quadrilateral when two diagonals and three sides are given, etc.

Important Questions on Construction of Quadrilaterals

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IMPORTANT

Venu wants to construct a quadrilateral ABCD, AB=4 cm, BC=5 cm, CD=6.5 cm and B = 105° and C = 80°.  She made a rough sketch with the given information. Which of the following can be her next step?

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Which step will comes at third when we construct a quadrilateral of measurement 

AB = 7.2 cm, BC = 5.8 cm, CD = 6.3 cm, DA = 4.3 cm and A = 75° 

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When we construct a quadrilateral ABCD in which AB=3.7 cm,BC=3 cm,CD=5 cm,AD=4 cm and 90°, the second step will be ' At A draw an angle of 90°'

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Draw a Rhombus whose diagonals are 6 cm and 10 cm long.

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Draw a Rhombus whose diagonals are 4 cm and 8 cm long.

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Construct a quadrilateral MORE, where MO=5cm, OR=4.5cm, M=60°, O=105°, R=105°, .

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Construct a quadrilateral DEAR, where DE=4 cm, EA=6 cm, AR=4.5 cm, E=60° and A=90°.

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Construct a quadrilateral ABCD, where AB=4.3 cm, BC=5.2 cm, CD=6.5 cm, B=105° and C=60°.

MEDIUM
IMPORTANT

Arrange the steps of construction while constructing a quadrilateral ABCD given AB=5.3 cm, AD=2.9 cm, A=70°, B=95° and C=85°.

Step 1: With A as centre and radius 2.9 cm, draw an arc to cut AX at D.

Step 2: At B, draw ZBA=95° so that ZB intersects YD at C.

Step 3: Draw AB=5.3 cm.

Step 4: At D, draw ADY=110°.

Step 5: At A, draw XAB=70°.

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A _____ cannot be constructed with the data of the three angles alone, the measurements of the two included sides are also required.

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Are these five measurements sufficient to draw a unique quadrilateral ABCD in which AB=6 cm, BC=4.5 cm, AD=5 cm, AC=6 cm and D=100°? (Write answer as Yes or No)

MEDIUM
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It is possible to construct a square ABCD having AC=6.8 cm.

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If a quadrilateral ABCD has  AC=6.6 cm and the diagonals intersecting at 60° then it is a rectangle.

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 A diagonal of a quadrilateral is a line segment that joins two _____ vertices of the quadrilateral. (Opposite/Adjacent)

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Which type of quadrilateral is obtained by measurements given below:

A quadrilateral CART with CR=6 cm, AT=4.8 cm

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Can you draw a parallelogram BATS where BA=5 cm, AT=6 cm and AS=6.5 cm? (Yes/No)

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Suppose the two diagonals of a Rhombus are equal in length. Which quadrilateral do you obtain? 

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Can you construct the below quadrilateral ABCD by taking BC as base instead of AB? (Yes/No)

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Can you construct the quadrilateral PLAN if PL=6 cm, LA=9.5 cm, P=75° , L=15° and A=140° . (yes/no)

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IMPORTANT

Can you construct the above quadrilateral PQRS, if we have an angle of 100° at P instead of 75°. [Yes / No]

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