Geometry Puzzle – Challenge 73
Time for another great math challenge for those who enjoy solving mathematics and critical thinking challenges.
Challenge:
The perimeter of a square is 13 cm and the perimeter of an equilateral triangle is 7 cm. What is the difference of a side of the square and a side of a triangle?
A- \(\frac{7}{13}\) cm
B- \(\frac{11}{12}\) cm
C- \(1\frac{1}{4}\) cm
D- \(2\frac{1}{4}\) cm
E- \(\frac{13}{7}\) cm
The Absolute Best Book to Challenge Your Smart Student!
The correct answer is B.
Original price was: $27.99.$17.99Current price is: $17.99.
The perimeter of a square is 13cm. Therefore, one side of the square is \(\frac{13}{4}\) cm.
The perimeter of the equilateral triangle is 7cm. Therefore, one side of the triangle is \(\frac{7}{3}\) cm.
The difference of a side of the square and a side of a triangle is:
\(\frac{13}{4} – \frac{7}{3} = \frac{39-28}{12} = \frac{11}{12}\) cmThe Best Books to Ace Algebra
Related to This Article
More math articles
- Improving Your Math in College: What You Should Do
- 10 Most Common ATI TEAS 7 Math Questions
- 7th Grade FSA Math Worksheets: FREE & Printable
- How to Solve Percent Problems? (+FREE Worksheet!)
- How to Find the Expected Value of a Random Variable?
- The Wonderful World of the Triangle Inequality Theorem
- How to Understand Functions
- The Ultimate ALEKS Math Formula Cheat Sheet
- What is the Relationship Between Arcs and Chords?
- DAT Quantitative Reasoning Formulas

















What people say about "Geometry Puzzle – Challenge 73 - Effortless Math: We Help Students Learn to LOVE Mathematics"?
No one replied yet.