SAT Geometry

Question How many scalene triangles with integer sides having a perimeter of 15 units exist, if one of its sides measures 3 units?A. 3B. 5C. 1D. 0E. 7Correct Answer : Choice C. Only 1 triangle.Explanatory AnswerData given a. The triangle is a scalene triangle. The measure of the 3 sides are different.b. Perimeter is 15. If the sides measure a, b and c units, then a + b + c … [Read more...] about SAT I Quant : Geometry : Scalene Triangles

Question  If two sides of a scalene triangle have lengths 3 and 5, the perimeter of the triangle could be which of the following?I. 13II. 14III. 16A) I onlyB) II onlyC) III onlyD) II and III onlyE) I and II onlyCorrect Answer : Choice B. II only.Explanatory AnswerThe triangle mentioned in the question is a scalene triangle.i.e., the measure all 3 sides of the triangle are … [Read more...] about SAT Geometry : Scalene Triangles