One side of Mrs. R's square garden is 2 m longer than one side of Mrs. K's rectangular garden and 5 m shorter than another side. Find the area of Mrs. R's garden if it is 50 m smaller than the area of Mrs. K's garden.

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,