Grand Blanc High School - Echo Yearbook (Grand Blanc, MI)

Page 21 text:

Cepavtment MABEL MOORE, B. A. CHARLES E. RUSTE, B S Murray State Teachers College, KY- Central Mich. College of Education Seventh Grade Arithmetic, History Seventh Grade Mgfhemafgcs General Mathematics Second Semester Let a Then af '- Subtracting b: ae - bg Factoring Ca-bl Ca+bJ Then Ca + bl Substituting b + b Then 2b Therefore 2 b. ab. ab-b. bfa b. b. b- 1 K 1. y Another day this was the question in plane geometry: Prove that an empty glass is worth as much as a full glass. To prove: Divide by 2-Half Multiply by 2-Empty Glass : Full Glass Therefore : .+ ,gf , js WI. Empty Glass : Full Glass Empty Glass : Half Full Glass C2 halves! C2 halvesb .H Empty Glass 1 Full Glass .'a3Ur-EH? Who is going to have the right answers first in Mr. Pepper's Algebra section? 17

Page 20 text:

MILDRED CAREY, B. S. Central Mich. College of Education Seventh Grade Mathematics General Mathematics First Semester Mathematics KENNETH H. SUMMERER, B. S. Western Mich. College of Education Algebra, Geometry, Solid Geometry, Trigonometry Junior Class Sponsor Hi-Y Adviser A 4 .r 9 4 Q-ofkty'-'7- COHP I 1 0 f Q? Both practical and theoretical mathe- V matics are taught throughout the school. Percentage and its applications, graphs and simple constructions, which are taught in Jr. High, prepare the students for Sr. High courses. Elementary Alge- bra, Plane Geometry, Solid Geometry, Trigonometry and Advanced Algebra pro- vide a strong major for college entrance. Not many days ago an Algebra student asked a study hall teacher about an ex- ample saying, What do I do? I am sup- posed to prove that 2 1: 1. R. Taylor's long arm reaches to emphasize his question in Solid Geometry. D. Hart was stuck: Mr. Summerer took over the double radical inside brackets. 16

Page 22 text:

',,,p, Ain K ia ' 1 fl- f . 4 HAROLD KOSKI, B. A, Northern Mich. College of Education Chemistry, Physics junior Class Sponsor Photography Club Adviser Experiments performed for and by the students of all the science classes demonstrate clearly the reactions of chemical substances and the forces released by ma- chines, light, and electricity when these forces are scientifically con- trolled. The novice eighth grad- ers are initiated into the science if My I-UiNiM fy! Pisa of their environment by Mr. Batchelor. In the ninth grade the budding scientists plunge deep in- to the mysteries of Biology. After putting aside their bugs, amoebae, and field trips for a year, some eleventh graders delve into chem- ical formulae. Mr. Koski greets them with bubbling chlorine gen- 'X ,if Paul Nickel hooks up the juice as the Chemistry class He shows them how - - - prepares for the electrolysis of water, 18 Natural Krimmel, Stableford, proving Boyle's