Test your mathematical skills with the Problems of the Week from the Spring 2018 issue of Math Matters magazine!
We solved Problems 1 and 2.
[Check your solution to Problem 1.](https://iastate.box.com/s/ksn1gldahyjlxnk59bllf29g3itfb9yk)
[Check your solution to Problem 2.](https://iastate.box.com/s/lfwhxa4b2avn1phm3l7m8u0kmrq2q91t)
You’ve been working on Problem 3.
Problem 3. A convex octagon inscribed in a circle has four consecutive sides of length 3 and four consecutive sides of length 2. Find the area of the octagon.
[Check your solution to Problem 3.](https://iastate.box.com/s/r8zqykcivi84tftyy8j51uxo8j5l7no0)
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Was Problem 3 a breeze? Next up is Problem 4!
Problem 4. In trapezoid PQRS, PQ and SR are perpendicular to PS, PQ < RS and PQ + RS = QR. Given that PS = 20, find the value of PQ * RS.
Check back the first Monday of October for the answer to Problem 4 and to take a look at Problem 5!