The sum of two The perimeter of a rectangle is 30cm. If the length is 3 cm longer than the width, find the rectangle’s dimensions.

89

step-by-step explanation:

you probably already have the answer but anyways it's b. 15.0

step-by-step explanation:

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,

i agree because i see the other persons thinking is clear