(4) In Figure 13, ABCD is a trapezium with AD/BC and AD:BC-3:4. Mis the mid-point of BC. AMand BD intersect at point N. If the area of ABMN is 8 cm', find the area of(a) ADAN:(b) the quadrilateral CDNM.Figure 13

AD || BC AD : BC= 3:4 Area triangle BNM=8 cm square

(4) In Figure 13, ABCD is a trapezium with AD/BC and AD-BC-3:4. Mis the mid-point of BC. A and BD intersect at point N. If the area of ABMN is 8 cm', find the area of (a) ADAN: (b) the quadrilateral CDNM. Figure 13

(4) In Figure 13, ABCD is a trapezium with AD/BC and AD-BC-3:4. Mis the mid-point of BC. A and BD intersect at point N. If the area of ABMN is 8 cm', find the area of (a) ADAN: (b) the quadrilateral CDNM. Figure 13

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter9: Surfaces And Solids

Section9.3: Cylinders And Cones

Problem 48E: When radii OA and OB are placed so that they coincide, a 240 sector of a circle is sealed to form a...

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Concept explainers

Vertices Of An Ellipse

In the study of the conic section of the geometry, An ellipse is a plane curve surrounding two focal points, or foci where the set of all locus of points in the plane has their sum of the distances to the two foci is constant. On the ellipse curve, it is the intersection point of the main axis. In an ellipse graph, the center of the axis is the midpoint of the line segment connecting the foci. The major axis is the line section that runs through the ellipse's foci, while the minor axis runs through the middle and is perpendicular to the major axis.. The ellipse has two endpoints on the major axis which are known as the vertices (in plural), vertex in the singular. The equation of the major axis is 2a, the equation of the minor is 2b and the distance between the major axis and minor axis is 2c. The semi-major axis has a length of a and the semi-minor axis has a length of b. The ellipse's vertices are determined by the elliptical orbit's equation and graph.

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(4) In Figure 13, ABCD is a trapezium with AD/BC and AD:BC-3:4. Mis the mid-point of BC. AM
and BD intersect at point N. If the area of ABMN is 8 cm', find the area of
(a) ADAN:
(b) the quadrilateral CDNM.
Figure 13

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