The area of a quadrilateral with sides 6 cm, 8 cm, 7 cm and 5 cm is 40 cm, Find the area of a similar quadrilaterai whose longest side is 6 cm. [22.5 cm2]

Elementary Geometry For College Students, 7e
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ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter10: Analytic Geometry
Section10.4: Analytic Proofs
Problem 18E
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The area of a quadrilateral with sides 6 cm, 8 cm, 7 cm and 5 cm is 40 cm, Find the area
of a similar quadrilaterai whose longest side is 6 cm. [22.5 cm2]
In the diagram, ABC and EDC are straight lines with AE|| BD and BD= 15 cm. The area
of ABCD = 150 cm and the area of ABDE= 144 cm?. Find
a) the ratio of AB : BC [ 2: 5]
b) the length of AE. [21 cm]
E
15
Transcribed Image Text:The area of a quadrilateral with sides 6 cm, 8 cm, 7 cm and 5 cm is 40 cm, Find the area of a similar quadrilaterai whose longest side is 6 cm. [22.5 cm2] In the diagram, ABC and EDC are straight lines with AE|| BD and BD= 15 cm. The area of ABCD = 150 cm and the area of ABDE= 144 cm?. Find a) the ratio of AB : BC [ 2: 5] b) the length of AE. [21 cm] E 15
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