Skip to content
Math Sheet Studio
GeneratorWorksheets by gradePrintablesBlogPricing
GeneratorWorksheets by gradePrintablesBlogPricing
Math Sheet Studio

Printable math worksheets you can fix one question at a time.

Product

GeneratorPricingAll topicsBy Common Core standardBlog

Worksheets

KindergartenGrade 1Grade 2Grade 3Grade 4Grade 5Grade 6Grade 7Grade 8Algebra 1GeometryAlgebra 2Calculus

Company

ContactPrivacyTerms
© 2026 Math Sheet StudioPrivacy · Terms

Build a worksheet

Changes apply to unlocked questions.

Describe it

We pick the skills and settings; every question and answer is still computed, so the key stays correct.

Templates

Unit test: 20 questions, easy to hard, 2 points each, roomy spacing. Keeps your selected skills.

Choose skills

Limits

Derivatives

Applications of derivatives

Integrals

Differential equations

Each skill gets its own section. Up to 8 skills per sheet.

Number of questions
Difficulty

A rectangle with a fixed perimeter

More options
Layout
Working space

Prints the total on the score line and a scoring table on the answer key.

Number options

Applies to new and unlocked questions. Questions you edited by hand are left as typed.

Customize sections

Set each section’s count and difficulty. Use the arrows to change its position. Locked questions stay in selected sections; unlock them to reduce counts or change their difficulty.

1. Optimization problems

Planned: 12 / 60 questions

12 questionsSign in to download PDFsSettings
Name ______________________Date ____________Score ____ / 12

Optimization problems practice

Optimization problems · 1–12

Use derivatives to find the maximum.

Medium
1.A rectangle has a perimeter of 144 m. What is the largest possible area?
Medium
2.A rectangle has a perimeter of 180 m. What is the largest possible area?
Medium
3.A rectangle has a perimeter of 68 m. What is the largest possible area?
Medium
4.A rectangle has a perimeter of 96 m. What is the largest possible area?
Medium
5.A rectangle has a perimeter of 24 m. What is the largest possible area?
Medium
6.A rectangle has a perimeter of 156 m. What is the largest possible area?
Medium
7.A rectangle has a perimeter of 112 m. What is the largest possible area?
Medium
8.A rectangle has a perimeter of 28 m. What is the largest possible area?
Medium
9.A rectangle has a perimeter of 128 m. What is the largest possible area?
Medium
10.A rectangle has a perimeter of 56 m. What is the largest possible area?
Medium
11.A rectangle has a perimeter of 60 m. What is the largest possible area?
Medium
12.A rectangle has a perimeter of 196 m. What is the largest possible area?

Answer key — Optimization problems practice

Optimization problems

1.1296 m2
2.2025 m2
3.289 m2
4.576 m2
5.36 m2
6.1521 m2
7.784 m2
8.49 m2
9.1024 m2
10.196 m2
11.225 m2
12.2401 m2

Made with Math Sheet Studio · mathsheetstudio.com — free printable math worksheets

mathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.com