To calculate the perimeter of the
Answer to Problem 21PT
38 units
Explanation of Solution
Given information:
Vertices of the rectangle
Formula used:
Distance=
Calculation: calculate distance between PQ, QR, RS, SP using distance formula and then add all of these
Distance between PQ
Distance =
Solving it further
Distance =
Solving it further
PQ= 7 units
Now, distance between QR
Distance =
Solving it further
QR=
Solving it further
QR = 12 units
Now, distance between RS
Distance =
Solving it further
RS=
Solving it further
RS= 7 units
Now, distance between SP
Distance =
Solving it further
SP=
Calculating the distance
SP= 12 units
Final perimeter
Perimeter=
Substituting values
Perimeter=
The final answer is
38 units
Chapter 1 Solutions
Geometry, Student Edition
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