Gans Chapter 3: Section 9. Please do Exercise 1a only. Picture and Theorem 46 included. Theorem 46. If a triangle is subdivided into other triangles in any manner, then the sum of the defects of those triangles equals the defect of the given triangle.

Q: 1) Classify a triangle with vertices A, B, and C where m<BAC = 120 and AB = AC. Include angle and…

A: In triangle ABC, m∠BAC=120°AB=AC

Q: Mr. Tanner's construction class is studying the construction of roof trusses He taught them that the…

A: Use the given 4 figures to understand which of the following designs could be used to roof truss.…

Q: The squared paper shows the nets of cuboid A and cuboid B. A Do the two cuboids have the same…

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Q: Find the area of the triangle with vertices P(1,5, –6), Q(0, 0,0) and R(2,4,1). NOTE: Enter the…

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Q: 3. A triangular lot has dimensions 20 m, 31 m, and 38 m. Find the angles at the corners of the…

A: Given: Jackie and Peter skate apart 15 degrees. Jackie skates for 5 meters and Peter skates for 7…

Q: 8. Consider AABC with CBA = 120°. In its exterior, we build the equilateral triangle A ACD and…

A: As given by the question There are given that the considered triangle is ABC with angle C is 120…

Q: Example 8: What part(s) is needed so that the triangles will be congruent by SAS method? A T. B

A: Given that:                   length OA=TA and OB=TB Side Angle Side (SAS) is a rule used to prove…

Q: Find the area of the triangle with vertices P(1,4, –5), Q(0,0, 0) and R(2, 4, 1). NOTE: Enter the…

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Q: Chapter 11, Review Exercises, Question 015 (a) Find the area of the triangle with vertices A (4.4.…

A: Given the vertices A4,4,5, B2,5,7, C9,7,2

Q: Theorem 4.2 Exterior Angle Theorem The measure of an exterior angle of a triangle is equal to the…

A: Exterior Angle Theorem  The measure of an exterior angle triangle is equal to the sum of the measure…

Q: 1. Given the vertices A(1,0,1), B(0,2,3) ve C(2,1,0) of a triangle. Find the area of the triangle.

A: Given vertices: We have to find the area of the triangle.

Q: What kind of triangle is formed whose vertices are (-3,5), (-3,1), and (2,1)? a. Equilateral Which…

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Q: Points Y, B, and Q are shown on the coordinate plane.   Part A: If Y, B, and Q are the vertices…

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Q: zoom in Name Date Trlangles-Part 1 Triangle Congruence-SSS and SAS- Part 1 Mini Assessment 1. Select…

A: Find the solution below

Q: Point D is the incenter of triangle AABC, where mZABC MZBCD = 2 · MZBAD. Determine m2ADB, MZADC, and…

A: Given, D is the incenter  of triangle ∆ABC Where    m∠ABC = 60°     and  m∠BCD = 2.m∠BAD   We have…

Q: 3. Decide if Ks is planar. If so, give a planar drawing; if not, explain why not.

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Q: 4. The coordinates of AABC are A(-3, 2), B(5, 8) & C(11, 0). Which type of triangle is AABC? Select…

A: Given problem:- The coordinates of triangle ABC are A(-3, 2), B(5, 8) &amp; C(11, 0). To find which…

Q: The nonparallel sides of a trapezoid are called legs. True O False

A: true or false

Q: 1. The vertices of quadrilateral ABCD are A(-2,3), B(4,6), C(10,3), and D(0,-2). Use coordinate…

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Q: The figure below shows an isosceles triangle PQR, where |PQ|=|PR| and a rectangle ABCD drawn inside…

A: The formula to calculate the area of a rectangle is A=l·w, where l and w are the length and width of…

Q: Find the area of the triangle with vertices P(1, 4, –4), Q(0,0,0) and R(4,6, 1). NOTE: Enter the…

A: We know that; The expression for the area of the triangle △PQR is; A=12PQ→×PR→   The given vertices…

Q: a slide, a tetherball, and a swing are all 20 feet apart in a park, where could a water fountain be…

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Q: Compare the areas of two sectors if a. they have the same central angle, but the radius of one is…

A: The area of a sector is A=θ2·r2 where r is the radius and θ is the central angle. a) Let's assume…

Q: Example Give quadrilateral ABCD with verticesA(4, 7), B(8, 3), C(6,-1), andD(0, 5). Prove: ABCD is a…

A: Given : Quadrilateral ABCD with vertices A(4,7),B(8,3),C(6,-1) and D(0,5). So, Graph is :

Q: True or False: An exterior angle of a polygon is supplementary to the interior angle at that vertex.

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Q: A, B and C are vertices of the base of an isosceles triangle ABC. A is at point (1,2), B at (4, -1)…

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Q: Most ironing boards can be adjusted to different heights. One ironing board, with a design similar…

A: Let us solve the given problem in the next steps.

Q: 11. In a quadrilateral ZA = 63°, ZB = 54°, ZC = 136°, ZD = 107° Are these the measures of a…

A: In trapezium there are two parallel lines  I.e. two pairs of co interior angles are supplementary.

Q: Find the area of the triangle with vertices P(1,5, –4), Q(0,0,0) and R(2, 4, 1). NOTE: Enter the…

A: We know that the expression for the area of the triangle △PQR is: A=12PQ→×PR→ The given vertices of…

Q: 3. The familiar Pythagorean Theorem states that if AABC is a right triangle with right angle at…

A:

Q: Which of the figures below is not a polyhedron?

A: Here first,second and fourth option are polyhedron.

Q: 8. Given right triangle AABC, with mLB = 90°. After a reflection over the y-axis, the image of AABC…

A: Option D is correct option.

Q: 2, Angle 1 of this rhombus has a measure of 38°. Find the measures of each of the other numbered…

A:

Q: An engineer wants to position three pipes at the tedieat vertices of a as shown in the Figure to the…

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Q: Examme the inangles at nght, Are the triangles simmlar? If so, show how you know with a flowcbart.…

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Q: Find the area of the triangle with vertices P(1,4, –4), Q(0,0,0) and R(3, 4, 1). NOTE: Enter the…

A:

Q: Mr. Tanner's construction class is studying the construction of roof trusses He taught them that the…

A: According to the question , the correct figure must , have two right angle Figure 1Right angle…

Q: 42° 4.9 4.3 60° 78° 3.3 When we classify this triangle by its sides, this triangle is a(n) v…

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Q: Which triangle pair can be proven true by Hypotenuse Leg (HL) Theorem? 1) 2) 3) 4) O 2 O 3 O 4 O 1

A:

Q: An engineer wants to position three pipes at the teheat vertices of a triang le as shown in the…

A: Since there are multiple questions present and you have not specified which question to answer,…

Q: The right angle of right triangle GJK is located at vertex J. The length of side GK is V30 and the…

A: Solve by pythogorus theorem

Q: A rhombus has a diagonal of length 10 meters and an area of 100 m2. Find the length of the other…

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Q: 18. If ABC is an isosceles triangle with vertex angle m(ZA)=45° and AB =10 inches, find the length…

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Q: Find the area of the triangle with vertices P(1, 2, –4), Q(0,0,0) and R(3, 4, 1). NOTE: Enter the…

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Q: A building will be constructed. It has geometrical walls. These walls are triangular and are split…

A: Yes, it is possible to have large and small triangles.

Q: What is the best term for a triangle with vertices (1, -3), (6, 2), and(0, 4)?a. isosceles triangle…

A: given that the triangle is having vertices (1,-3), (6,2) and (0,4). we have to determine what is the…

Q: Find the area of the triangle with vertices P(1,6, –6), Q(0,0, 0) and R(4, 6, 1). NOTE: Enter the…

A:

Q: For concave pentagon ABCDE, find the measure of the reflex angle at vertex E (in degrees) if  m∠A =…

A: For concave pentagon ABCDE, find the measure of the reflex angle at vertex E (in degrees) if  m∠A =…

Q: Find the area of the triangle with vertices P(1, 4, –6), Q(0,0, 0) and R(3, 4, 1). NOTE: Enter the…

A: topic - area of triangle

Q: 10, The ventices of A ABC are A (0, 0), B (6, 0), and C (3, 7). What type of triangle is A ABC? A.…

A: Here, the triangle with the given vertices is: