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D.N.A. Find the missing side of the triangle. 1). 2). 3). Special Right Triangles. Chapter 8.3. DNA. NUMBER SENSE. STATISTICS, DATA, AND PROB. ALGEBRA AND FUNCTIONS. MEASUREMENT AND GEOMETRY. MATHEMATICAL REASONING. ALGEBRA 1. 45 o. 5. 45 o. 5. Find the length of the Hypotenuse.
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D.N.A. Find the missing side of the triangle. 1) 2) 3)
Special Right Triangles Chapter 8.3 DNA
45o 5 45o 5 Find the length of the Hypotenuse
45o x 45o x Find the length of the Hypotenuse
x x 45o-45o-90o Triangle • The hypotenuse is 2 times as long as each leg. • x, x, x(2)
7 Find the missing sides 7
8 8 Find the missing sides
30o 10 60o 5 Find the length of the missing side
30o 2x 60o x Find the length of the missing side
30o 2x 60o x 30o-60o-90o Triangle • Legs x, x3 • Hypotenuse 2x
30o 60o 8 Find the missing side lengths 16
30o 60o Find the missing side lengths 12 6
30o 60o Find the missing side lengths 15
30o 60o Find the missing side lengths 8
30o 60o Find the missing side lengths 12
A.4 in. B.8 in. C. D.12 in. Find BC. • A • B • C • D Lesson 3 CYP3
Special Triangles in a Coordinate Plane Copy this problem! COORDINATE GEOMETRYΔWXYis a 30°–60°–90° triangle with right angle X and as the longer leg. Graph points X(–2, 7) and Y(–7, 7), and locate point W in Quadrant III. Lesson 3 Ex4
Graph X and Y. lies on a horizontal gridline of the coordinate plane. Since will be perpendicular to it lies on a vertical gridline. Find the length of Coordinates: (-2, -1.7) Special Triangles in a Coordinate Plane Short leg YX= 5 I II Long leg XW = III IV W Lesson 3 Ex4
COORDINATE GEOMETRY ΔRSTis a 30°–60°–90°triangle with right angle R and as the longer leg. Graph points T(3, 3) and R(3, –6) and locate point S in Quadrant III. What are the approximate coordinates of S? • A • B • C • D A. (–4.8, –6) B. (–2.2, –6) C. (–1.5, –6) D. (–12.6, –6) Lesson 3 CYP4
Homework Chapter 8.3 • pp. 451 #1 – 5, 8 - 15, 34, 36, 40, 42, 44 and 48