TANGENTS

Sep 26, 2014

50 likes | 298 Views

TANGENTS. If a line is tangent to a circle, than the line is perpendicular to the radius drawn to the point of tangency. •. O. h. A. If h tangent to circle than. Created by ﺠﻴﻄ for Mathlabsky.wordpress.com. Created by ﺠﻴﻄ for Mathlabsky.wordpress.com.

Share Presentation

Embed Code

Link

tangent
ab cq
common external tangent
common inter nal tangent

upton

Download Presentation

TANGENTS

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

TANGENTS If a line is tangent to a circle, than the line is perpendicular to the radius drawn to the point of tangency • O h A If h tangent to circle than Created by ﺠﻴﻄ for Mathlabsky.wordpress.com Created by ﺠﻴﻄ for Mathlabsky.wordpress.com
Tangents to a circle from a point are congruent Secant A A P ● O Tangent K ● • O P ● O P H ● ● B B
Common internal tangent C B • • P Q A C P Q
Common external tangent A AB = CQ B • • C P Q C Q P

Tangents to Curves

Tangents to Curves. A review of some ideas, relevant to the calculus, from high school plane geometry . Straightedge and Compass. The physical tools for drawing the figures that Plane Geometry investigates are: The unmarked ruler (i.e., a ‘straightedge’)

530 views • 23 slides

Law of Tangents

Law of Tangents. By Group 4 ES11KA1. In trigonometry, the law of tangents is a statement about the relationship between the tangents of two angles of a triangle and the lengths of the opposite sides.

661 views • 0 slides

Inscribed Angles Tangents

Inscribed Angles Tangents. Notes 27 – Sections 10.4 & 10.5. Essential Learnings. Students will understand and be able to find measures of inscribed angles and intercepted arcs. Vocabulary. Inscribed angle – an angle with the vertex on a circle and sides are chords in a circle.

402 views • 20 slides

Secants and Tangents

Secants and Tangents. A secant to a circle is a line that intersects the circle at two points. Secants and Tangents. A tangent is a line in the plane of the circle that intersects the circle at exactly one point. This point is the point of tangency. Tangent Theorem.

405 views • 10 slides

Tangents

Tangents. 10.1. Chord. A chord is a segment whose endpoints are on a circle . A diameter is a chord that contains the center of the circle. Secant. A secant is a line that intersects a circle in two points. A tangent is a line that intersects the circle in exactly one point. Tangent.

328 views • 10 slides

Trig Ratios: Tangents

Trig Ratios: Tangents. Geometry. Trig Formula for Tangent. Angle of Perspective. 35°. 4. x. Example. 12. 46°. Angle of Perspective. x. Example. 12. x°. Angle of Perspective. 10.

171 views • 4 slides

Intersecting Tangents

Intersecting Tangents. Page 560. When two tangents don’t intersect… The lines are parallel The arcs formed are both 180°. When they intersect outside the circle… M and N are congruent a = 180° - x b = 180° + x.

155 views • 3 slides

Tangents

Tangents. The slope of the secant line is given by The tangent line’s slope at point a is given by. a. x. Example. Find the equation for the line tangent to the parabola y = x 2 at the point (1, 1). Another Form. Example.

244 views • 7 slides

Tangents

Tangents. November 18 , 2009. Yesterday’s homework. 1. What is the difference between a secant and a tangent to a circle? 2. Write the definition of a radius of a circle. 3. Define congruent circles. 4. Define concentric circles.

472 views • 13 slides

Tangents and Normals

Tangents and Normals. A ‘sketch’ requires: General shape Interception with axes Turning points A RULER FOR AXES!. Sketch the graph of y = x 2 – 4x – 12. 8. 6. 4. General shape. 2. 6. 8. 4. -2. 2. -4. (0, -12). x = 0. y-axis. -2. (x-6)(x+2), x=6, x=-2. factorise. y = 0.

306 views • 6 slides

Tangents

Tangents. Dr. Mohamed BEN ALI. Objectives. By the end of this lecture, students will be able to: Understand the types of Tangents. Construct tangents. Construct incircle . Construct circumcircle. Some definitions.

1.36k views • 36 slides

Tangents

Tangents. A line is tangent to a circle if it intersects the circle in exactly one point. This point is called the point of tangency. Consider the following diagram:. Theorem 10.9:. If a line is tangent to a circle, then it is perpendicular to the radius drawn to the point of tangency.

368 views • 14 slides

Tangents and Circles

Tangents and Circles. Tangent Definition. A tangent to a circle is a line in the plane of the circle that intersects the circle in exactly one point. Theorem 1. The radius of a circle is perpendicular to a tangent of that circle. Theorem 2.

244 views • 9 slides

Tangents

Tangents. Section 10-5. HK and HG are tangent to  F . Find HG. Example: Using Properties of Tangents. HG = 28. RS and RT are tangent to  Q . Find RS. Example:. RS = 7. 4. FE and FG are tangent to  F . Find FG. Lesson Quiz: Part III.

260 views • 7 slides

Velocity and tangents

Velocity and tangents. We are going to look at two questions that, in appearance, have nothing to do with each other (one is geometrical, the other physical) ;

270 views • 18 slides

Tangents

Tangents. 9.6a. WY is tangent to circle C. Point A is called the point of tangency. AC is perpendicular to WY. Y. W. If PT is tangent to circle O, and PT = 13, OP = 6, find OT. If two segments from the same exterior point are tangent to a circle, then they are congruent.

309 views • 15 slides

Common Tangents

Common Tangents. Two circles which intersect at two points. Common tangent:. AB and CD. Q. Properties:. P. Parallel to PQ Same length that is AB = CD. Common Tangents. A. B. C. D. Two circles which intersect at two points. A. B. Q. Common tangent:. D. C. P. AB and CD.

491 views • 18 slides

Secants and Tangents

Secants and Tangents. With Diameters and Central Angles. Diameter and Secant Angles. Diameter cuts the circle in half (180 °) Arc DEB is 180 °. If DE is 60, Then EB is 180 – 60 = 120°. DE = 60 °. 120°. EB = ___. Secant Angle = ½ (120 – 60). ½ (60) = 30 °. B. C. A=___. 30°. D.

210 views • 5 slides

Tangents

Tangents. Tangents. A line is tangent to the circle if it intersects the circle in exactly one point (point of tangency). B. AB is tangent to P. A. P. Tangents.

238 views • 6 slides

Tangents and Secants

Tangents and Secants. Advanced Geometry Lesson 3 Circles. Tangent. If a line is tangent to a circle, then it is perpendicular to the radius drawn to the point of tangency. Example :. is tangent to. A at point C. Find x. Example : Determine whether. is tangent to.

621 views • 16 slides

TANGENTS

TANGENTS. ARCS, CHORDS, & CENTRAL ANGLES. INSCRIBED ANGLES. INTERIOR & EXTERIOR ANGLES. LENGTHS OF SEGMENTS. FINAL GEOPARDY!. TANGENTS $100. If and AB = 8, then find length of AC to the nearest tenth. AC = 11.3. TANGENTS $200.

572 views • 36 slides

Tangents and Normals

Tangents and Normals. The equation of a tangent and normal takes the form of a straight line i.e. To find the equation you need to find a value for x, y and m and then substitute to find the value of c. Find the equation of the tangent to the curve y = x 2 – 3x + 18 at the point (1, 16).

872 views • 50 slides

More Related