5.2.6 Area Integration by Geometric InsightA Student's Approach, Ann D. Holley, 12:4, 1981, 268-270, C, 5.3.1, 5.3.2 Area of a Parabolic Region, R. Rozen and A. Sofo, 16:5, 1985, 400-402, C, 0.5 The Surveyor's Area Formula, Bart Braden, 17:4, 1986, 326-337, 4.2, 5.2.8 Annuities as Areas, Kurt W. Riemann, 18:1, 1987, 45-47, C A Direct Proof of the Integral Formula for Arctangent, Arnold J. Insel, 20:3, 1989, 235-237, C, 5.1.2, 5.2.3 Exploring the Volume-Surface Area Relationship, Keith A. Struss, 21:1, 1990, 40-43, C, 5.2.7 Relations between Surface Area and Volume in Lakes, Daniel Cass and Gerald Wildenberg, 21:5, 1990, 384, 5.2.7 FFF #99. Polar Increment of Area, Peter Jarvis and Paul Schuette, 27:2, 1996, 117, F, 5.6.1 Things I Have Learned at the AP Reading, Dan Kennedy, 30:5, 1999, 346-355, 0.2, 5.1.1, 5.1.2, 5.2.1, 5.4.2, 6.1 Do Most Cubic Graphs Have Two Turning Points?, Robert Fakler, 30:5, 1999, 367-369, 0.7, 7.2