, find the triangle's smallest height. A.6 B.12 C.12.5 D.13 E.15相关知识点: 试题来源: 解析 B This is a Pythagorean triple (a 3−4−5 actually) with legs 15 and 20. The area is then (15)(20)2=150. Now, consider an altitude drawn to any side. Since the area remains ...
Given side lengths of triangles, determine whether each triangle is a right triangle. (1) 13 cm, 15 cm, 17 cm (2) 9 inches, 12 inches, 15 inches A.Only (1) is a right triangle. B.Only (2) is a right triangle. C.(1) and (2) are both right triangles. D.Both (1) and (...
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Side Lengths of a Right Triangle Reproduced as Perimeters of Other Right Triangles: A Sketch and ProofKaufman, RichardOhio Journal of School Mathematics
摘要: triangles of sidelengths 1/3, 1 / 4 , 1 / 5 , 1 / 6 , 1 / 7 , … can be packed into an equilateral triangle of sidelength ( π 2 / 6 5 / 4 ) 1 / 2 + 1 / 270.关键词:Packing Perfect packing Triangle 年份: 2024 ...
(Solution by Flamedragon). Note that a triangle with side lengths 10, 10, 12 is essentially 2“6, 8, 10” right triangles stuck together. Hence, the height is 8, and our area is 48. So, the length of the rectangle is 484=12, and our perimeter P=2(4+12)=(D)32....
2. A right triangle has side lengths 29 centimeters, 21centimeters, and 20 centimeters. How can you use the Pythagorean theorem to write an equation that describes how the side lengths are related?a^2+b^2=c^2 2+2=2▱+▱=▱ ...
side lengths valid triangle triangle inequality Background Tutorials communicate mathematical ideas, reasoning, and their implications using multiple representations, including symbols, diagrams, graphs, and language as appropriate What's an...
GMAT 考满分题库A certain right triangle has side lengths ,, and , where . If the area of this triangular region is 2, which of the following indicates all of the possible values of ?
Answer to: A triangle with side lengths 5, 9 and 12. A. Acute triangle B Right triangle C. Obtuse triangle By signing up, you'll get thousands...