79. In the diagram, PQU is an equilateral triangle, QRVU is a rectangle and RSTU is a 'rhombus. The areaof rectangle QRVU is 12 cm².4cm5cmRFind the perimeter, in cm, of the whole diagram.(2) 21(3) 26(1) 1780. The diagram shows two rectangle, PQRS and KLMN.(4) 30R2cmN1cmlcm6cm2cm10 cmThe perimeter, in cm, of the shaded area is(1) 32(2) 28(3) 20(4) 1681. In the diagram, PQRS is a rectangle.4y стISЗх ст2у стx cmRAfter the shaded rectangle is removed, the area, in cm2, of the remaining portion is(4) 2y - 2x(1) 5ху(2) 10xy(3) 5x + 6y

Note that, according to Bartleby guidelines, we can answer only the first question in the case of…

79. In the diagram, PQU is an equilateral triangle, QRVU is a rectangle and RSTU is a 'rhombus. The area of rectangle QRVU is 12 cm². 4cm 5cm R Find the perimeter, in cm, of the whole diagram. (1) 17 (2) 21 (3) 26 (4) 30

79. In the diagram, PQU is an equilateral triangle, QRVU is a rectangle and RSTU is a 'rhombus. The area of rectangle QRVU is 12 cm². 4cm 5cm R Find the perimeter, in cm, of the whole diagram. (1) 17 (2) 21 (3) 26 (4) 30

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter10: Quadratic Equations

Section10.4: Solve Applications Modeled By Quadratic Equations

Problem 160E: A city planner wants to build a bridge across a lake in a park. To find the length of the bridge, he...

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Question

79. In the diagram, PQU is an equilateral triangle, QRVU is a rectangle and RSTU is a 'rhombus. The area
of rectangle QRVU is 12 cm².
4cm
5cm
R
Find the perimeter, in cm, of the whole diagram.
(2) 21
(3) 26
(1) 17
80. The diagram shows two rectangle, PQRS and KLMN.
(4) 30
R
2cm
N
1cm
lcm
6cm
2cm
10 cm
The perimeter, in cm, of the shaded area is
(1) 32
(2) 28
(3) 20
(4) 16
81. In the diagram, PQRS is a rectangle.
4y ст
IS
Зх ст
2у ст
x cm
R
After the shaded rectangle is removed, the area, in cm2, of the remaining portion is
(4) 2y - 2x
(1) 5ху
(2) 10xy
(3) 5x + 6y

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