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Programs & methods
WHY is the AREA of a CIRCLE = pi * r squared?
WHY is the AREA of a CIRCLE = pi * r squared?It is my contention that it is better to explain how a formula is derived, or teach the understanding behind a formula than just lead with the formula. Enjoy building students' understanding of why "AREA OF A CIRCLE" with this activity. "PIE ARE ROUND", not square! Thank you for your purchase, and remember to leave positive feedback.
7th - 10th
Arithmetic, Geometry
IB Math SL 1.3.1 — Geometric Sequences Homework + Answer Key
Master geometric sequences with this comprehensive IB Math AI SL resource, designed specifically for Topic 1.3.1 of the IB Mathematics: Applications & Interpretation SL syllabus. This set includes a carefully structured homework assignment and a fully worked step-by-step answer key that focuses exclusively on geometric sequences — no sums or sigma notation required. What’s Included Homework Set (Part 1 — Sequences Only) 16 total questions designed to build deep understanding: Practice Se
11th - 12th
Algebra, Algebra 2, Geometry
Math MOCK Exam 6
This rigorous mathematics exam is aligned with the format and rigor of AP Calculus, IB Mathematics (Analysis & Approaches HL), and other advanced pre-university programs. Unlike MCQ-based exams, this resource focuses entirely on proof-based, multi-step open-ended problems — developing the deep reasoning and written mathematical communication skills required in top university entrance exams. 📌 Topics Covered Analytic Geometry & Integration (Ex.1 — 6 pts) — implicit curve x³−2x²+xy²+2y²=0, s
11th - 12th, Higher Education
Calculus, Geometry, Other (Math)
Knowing the Angles: Three Geometry Activities in One!
This middle school and high school resource contains three great geometry activities in one coupled with Common Core alignment and research tips. Answer keys are included. Knowing the Angles: Versions 1 & 2 — Students will construct polygons and find their interior angles. They will discover patterns that help them make predictions about other polygons. Multiple options allow for both younger and older students to participate and to understand the concepts. They will begin by using tangrams and
7th - 10th
Geometry
CCSS
7.G.B.5
, 8.G.A.2
, 8.G.A.4
+12
CER Printable for Math Responses
Help your students master Claim, Evidence, and Reasoning with these easy-to-use CER reference pages! This resource includes three separate printable sheets—one for Claim, one for Evidence, and one for Reasoning—designed to support your instruction every step of the way. Post them on your classroom wall, use them as anchor charts, or provide individual copies for student notebooks. With clear, student-friendly language, these reference pages make it simple for learners to understand each pa
6th - 12th
Algebra, Algebra 2, Geometry
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