Solve of AABC. 2. ABCD is a square of side 6 cm. If a rectangle of length (2x- 1) cm and width (x + 2) cm is cut from the corner A, show that the area of the shaded region is (38 – 3x – 2r) cm². - В (x+ 2) cm (2x – 1) cm 6 cm 5.

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter5: Factoring Polynomials
Section5.13: Using Factoring To Solve Problems
Problem 16P
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Solve this equation and hence find
of AABC.
2. ABCD is a square of side 6 cm. If a rectangle
of length (2x - 1) cm and width (x+ 2) cm is
cut from the corner A, show that the area of
the shaded region is (38 – 3x – 2r*) cm².
(x+ 2) cm
(2x – 1) cm
5.
6 cm
D
6 cm
C
Given also that the area of the shaded region
is 10 cm, form an equation in x and show
that it reduces to 2x + 3x – 28 = 0.
Solve this equation, giving your answers
correct to 2 decimal places.
-
3. A cylindrical solid has a surface area of
100T cm. If its height is 10 cm, find its
radius correct to 2 decimol
Transcribed Image Text:Solve this equation and hence find of AABC. 2. ABCD is a square of side 6 cm. If a rectangle of length (2x - 1) cm and width (x+ 2) cm is cut from the corner A, show that the area of the shaded region is (38 – 3x – 2r*) cm². (x+ 2) cm (2x – 1) cm 5. 6 cm D 6 cm C Given also that the area of the shaded region is 10 cm, form an equation in x and show that it reduces to 2x + 3x – 28 = 0. Solve this equation, giving your answers correct to 2 decimal places. - 3. A cylindrical solid has a surface area of 100T cm. If its height is 10 cm, find its radius correct to 2 decimol
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