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## AC plus BC could equal 15 - Answers.com

First, in the rule, 8x+15=3x-20, you have to get the x's on the left side by subtracting 3x, on both sides. then it would be, 5x+15=-20. so you have to get the  ...

## In right triangle ABC, BC is the hypotenuse. If BC is 13 and ...

gmatclub.com/forum/in-right-triangle-abc-bc-is-the-hypotenuse-if-bc-is-13-and-163591.html

Nov 23, 2013 ... If BC is 13 and AB + AC = 15, what is the area of the triangle? ... How can it be stated that the other sides sum to be 15? ... Knowing that hypotenuse equals to 13 DOES NOT mean that the sides of the right triangle necessarily ...

## geometry - JMap

Aug 13, 2013 ... 1 Given: 1:1ABD, BC is the perpendicular bisector of AD. B. Which statement can not always be proven? - -. )J{ AC :::: DC. ~BC:::: CD .... 14 The lateral area of a right circular cone is equal to 1201T cm2. If the base of the cone has .... If AC = 12 and AB = 15, what is the length of BD? (1) 5.5. (3) 12. ® 9. (4) 18.

## Pythagorean Theorem and its many proofs

www.cut-the-knot.org/pythagoras/index.shtml

Similarly, the area BC² of the square on side BC equals that of rectangle BMLD. ... This same configuration could be observed in a proof by tessellation.) ... Taking AB = a, AC = b, BC = c and denoting BD = x, we obtain as above ..... has pointed out that this same diagram is easily explained with a tessellation in proof #15.

## Years BC + AD - Math Forum - Ask Dr. Math

mathforum.org/library/drmath/view/58790.html

For example, suppose that a person was born in 12 B.C. and died in 35 ... In my example, the person's age would equal the difference between +35 and -12. ... Date: Sun, 15 Mar 1998 19:56:46 -0500 (EST) From: Mark Lakata ...

## 3.3 Triangle Inequalities Name: Date: 1. Which set of numbers could ...

D. PQ > QR. 6. In. ABC, if AB = 10 and BC = 6, AC can not be equal to. A. 10. B. 8. C. 6 ... D. 15. 9. Which set of numbers can not represent the sides of a triangle?

15. 216 C. 4000. 1. 216 D. 19900. 216 D. 921:3: Thus, you can expect to lose \$78.70 ... The numerator in this expression is equal to the probability that a1 is the ..... Similar reasoning gives a.ac/ D. 2=3 and c.ac/ D 1=3. Finally, b.bc/ D. 1. 2 ┬. 4.

## ACT Math Practice Questions with Detailed Solutions - sample 1

www.analyzemath.com/practice_tests/act/act_sample_1_solution.html

Since the lengths of sides AB and AC are equal, then the triangle is isosceles and ... to BC, then by Pythagora's theorem (applied to triangle ABH) we can write ... If a trapezoid has an alitude of 15 inches, an area of 105 square inches, and one ...

## Writing, Solving, and Graphing Inequalities in One Variable

www.montereyinstitute.org/courses/Algebra1/COURSE_TEXT_RESOURCE/U05_L1_T1_text_final.html

3 < 15. x ≤ y. “x is less than or equal to y”. number of people present in class ≤ number of people enrolled .... The inequality has been reversed, and AC < BC.

## Triangle Inequalities - Free Math Help

www.freemathhelp.com/feliz-triangle-inequalities.html

In the following picture of triangle ABC, can the set of numbers given represent the lengths of the sides of triangle ABC? Side AB = 4, Side BC = 5 and Side AC ...