Question

construct a quadrilateral ABCD given that BC = 5cm, CD = 4cm, angle A = 75°, angle B = 120° and angle D = 85°. measure AB and DA.​

Answer 1

Answer:

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Step-by-step explanation:

Steps of Construction:

(i) Construct BC = 6 cm.

(ii) At the point B, draw ∠CBP = 45  

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(iii) At the point C, draw ∠BCQ = 90  

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(iv) Cut off CD = 4 cm from CQ.

(v) At the point D, draw ∠CDR = 120  

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(iv) Let BP and DR meet at the point A.

Therefore, ABCD is the required quadrilateral.