Solving Problems with Similar and Congruent Triangles - Page 4

Questions
  • Nathan cut an isosceles triangle from felt to make a spirit banner. Two sides of his banner had the following measures : 15 inches and 7 inches. Which could be the measure of the third side of Nathan’s banner ? A. 20 b. 15 c. 10 d. 7
  • Why can't you prove triangles congruent by using side-side-angle?
  • Can the sides of a triangle have lengths 9, 16, and 20?
  • Is the parallelogram #P(-1,2), O(0,0), S,(4,0), T,(3,2)# a rhombus, rectangle, square, or none of those?
  • Two rectangles are similar, one has a length of 14 cm and a width of 9 cm, and the other has a width of 3 cm. What is the length of the second rectangle?
  • Can you construct a triangle that has side lengths 8 m, 10 m, and 19 m?
  • What three possible sets of dimensions for a parallelogram whose area is 120 square feet?
  • If two similar polygons have a scale factor of 1, what can you conclude?
  • Logan is flying a kite that is made up of three similar rectangles. The sides of the three rectangles are in the ratio 1:2:3. If the area of the smallest rectangle is 72 square inches, what are the areas of the other two rectangles?
  • What is the number of sides of each of two polygons if the total number of sides of the polygons is 13, and the sum of the number of diagonals of the polygons is 25?
  • Two rectangles are similar. One has a length of 11 cm and a width of 10 cm, and the other has a width of 7 cm. What is the length of the second rectangle?
  • Some billiard balls were arranged in an equilateral triangle. And 5 balls were extra. When the same set of billiard balls were arranged into triangle each side has one more ball than in the first arrangement there were 11 balls shortage.How many balls?
  • The scale factor of two similar polygons is given as #10/7#. What is the ratio of their areas?
  • I need help with my geometry homework do you think you can help me?