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College Algebra K /DC Wednesday , 04 September 2013. OBJECTIVE TSW work with formulas. I will take questions on WS Percents before you turn it in. If you have batteries/ batterie money, please bring it up at the beginning of the period. WS Percents. 1) 45% 10)
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College Algebra K/DCWednesday, 04 September 2013 • OBJECTIVETSW work with formulas. • I will take questions on WSPercents before you turn it in. • If you have batteries/batterie money, please bring it up at the beginning of the period.
WS Percents 1) 45% 10) 2)11)12 ft x 15 ft 3) $59.84 12) 4)13)30.77% 5) $48,000 14) 6)15)$475.90 7)3.15 cm x 1.35 cm16)a) $49,170.73 8)b)$65,559 9) 33.96%
Formulas(Need to be memorized) • Perimeter • Rectangle • Square • Circle (circumference) • Area • Rectangle • Square • Circle or or
Formulas(Need to be memorized) • Volume • Rectangular prism • Cube • Cylinder • Cone • Pythagorean Theorem • Common Pythagorean Triples (and their multiples) or or
Formulas • When using formulas to solve application problems, DRAW AND LABEL A PICTURE! Ex: Farmer John wants to enclose a rectangular pasture for his prize pigs. Each longer side is 40’ and one of these sides is bordered by a river. The shorter sides are each 25’ long. If fencing costs $3.50 per foot, how much will his fence cost? p = 2(25) + 40 C = 90(3.5) 40’ p = 90 ft 25’ Fencing will cost him $315.
Assignment • WSFormulas • Due Monday, 09 September 2013 (TEST day). • WS Percents • Due before you leave today (black tray).
WS Formulas 1) 7.5 in 7)88/3π in 2)8) 3) 6.25 min 9) 24 pieces 4)10) 5) 14.49 m x 14.49 m 11) 500 mi 6)12)