幾何
三角形、圓、解析幾何與證明題。
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given the circle below with chords \\( \\overline { u v } \\) and \\( \…
\(5.6\)
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8. match the correct reasons to the proof: given: bc is the bisector of…
\(6n + 1=4n + 19\): Substitution Property of Equality \(2n=18\): Subtraction Property of Equality \(n = 9\): Division Property of Equality \(ray\ BC\) bisects \(\angle ABD\): Give…
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directions: unscramble the words. write the word 3 times. example: llfu…
1. turn turn turn 6. underline underline underline 7. block block block 8. broken broken broken 9. down down down 11. circle circle circle
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8. match the correct reasons to the proof: given: bc is the bisector of…
\(6n + 1=4n + 19\): Substitution Property of Equality \(2n = 18\): Subtraction Property of Equality \(n = 9\): Division Property of Equality \(ray\ BC\) bisects \(\angle ABD\): Gi…
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given the circle below with chords \\( \\overline { g h } \\) and \\( \…
\(20.4\)
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given the circle below with chords \\( \\overline { h i } \\) and \\( \…
\(7.2\)
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given the circle below with chords \\( \\overline { f g } \\) and \\( \…
\(4.9\)
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7. the statements of the proof are given. match each statement to the c…
- \(2x = 12\): Subtraction Property of Equality - \(C\) is the midpoint of \(AD\): Given - \(x = 6\): Division Property of Equality - \(AC = CD\): Definition of Midpoint - \(4x=2x…
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given the circle below with chords \\( \\overline { p q } \\) and \\( \…
\(10.8\)
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given the circle below with chords \\( \\overline { r s } \\) and \\( \…
\(42.9\)
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o) (5x - 8)° 2x° (112 - x)°
\(x = 30\)
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given the circle below with chords \\( \\overline { o p } \\) and \\( \…
\(6.2\)
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given the circle below with chords \\( \\overline { p q } \\) and \\( \…
\(21.7\)
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d) (14x + 21)° 7x + 3° 46°
\(x = 4\)
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given the circle below with chords \\( \\overline { j k } \\) and \\( \…
\(16.8\)
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given the circle below with chords \\( \\overline { h i } \\) and \\( \…
\(20\)
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given the circle below with chords \\( \\overline { c d } \\) and \\( \…
\(20.9\)
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given the circle below with chords \\( \\overline{v w} \\) and \\( \\ov…
\(10.7\)
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given the circle below with chords \\( \\overline { k l } \\) and \\( \…
\(3.8\) (rounded to the nearest tenth)
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n) (2x - 4)° (3x - 6)° (x + 22)°
\(x = 28\)
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o) 126° 112° x°
\(166\)
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w) 28° 92° x°
\(64^{\circ}\)
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what is the missing justification? \\( \\angle a \\cong \\angle b, \\an…
transitive property
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find the area of the figure. (sides meet at right angles.)
\(75\) \(cm^2\)
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given that \\( \\angle cea \\) is a right angle and \\( \\overrightarro…
\(m\angle CEB = 45^{\circ}\)
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warm up directions: look at your dictionary. are the words below adject…
- **Noun**: circle, mystery, glasses, teacher, window, book, music, eyes, woman, wallet, car - **Verb**: watches, see, sit, stand, drive, open, move - **Adjective**: correct, youn…
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find the exact value without a calculator. double - angle formulas: $\\…
\(\cos195^{\circ}=-\frac{\sqrt{2+\sqrt{3}}}{2}\), so the number in the first box is \(2\), the number in the second box is \(3\), and the number in the third box is \(2\)
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find the area of the figure. (sides meet at right angles.)
\(50\)
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in the diagram below, quadrilateral $stuv$ is inscribed in circle $w$. …
\(x = 44\), \(y = 73\)
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find the exact value without a calculator. double - angle formulas: \\(…
\(-\frac{\sqrt{2-\sqrt{3}}}{2}\)
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8 △stu-△vsu
\(6\)
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question 7/8 graph the quadrilateral on graph paper, then answer the qu…
\(PQ=-\frac{2}{7}\), \(RS =-\frac{2}{7}\), \(QR=\frac{7}{2}\), \(PS=\frac{7}{2}\)
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solve for the following using the theorems/properties of a isosceles tr…
\(NE = 13m\), \(OE = 27m\), \(m\angle ONE = 55^{\circ}\), \(m\angle NEJ=125^{\circ}\)
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which statement is true about the diagram? ∠def is a right angle. m∠dea…
\(m\angle DEA = m\angle FEC\)
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write the expression as the sine or cosine of an angle.\\ \\( \\sin \\f…
\(\sin\frac{4\pi}{21}\)
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given that (overline{rt}congoverline{wx}), which statement must be true…
\(RT + TW = WX + TW\)
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which are correct statements regarding proofs? select three options. in…
- In a paragraph proof, statements and their justifications are written in sentences in a logical order. - A two - column proof consists of a list statements and the reasons the s…
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7 △rsp-△qtp
\(x = 4\), \(y = 6\)
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segment ab is congruent to segment ab. this statement shows the ______ …
reflexive
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based on the given diagram, complete the sentence below. answer point (…
Point \(D\) is the in - center of \(\triangle ABC\) because \(\overline{DE}\), \(\overline{DF}\), and \(\overline{DG}\) are all the perpendicular distances from \(D\) to the sides…
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given that \\( \\overrightarrow{ba} \\) bisects \\( \\angle dbc \\), wh…
\(m\angle ABD = m\angle ABC\)
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which statement is true about the diagram? 10 a k b t 5 4 k is the midp…
\(K\) is the midpoint of \(\overline{AB}\)
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given that d is the midpoint of \\( \\overline{ab} \\) and k is the mid…
\(AK + BK = AC\)
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given that ∠abc ≅ ∠dbe, which statement must be true? ∠abc ≅ ∠abd ∠abd …
\(\angle ABD\cong\angle CBE\) (the second option)
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identify the missing parts in the proof. given: \\( \\angle abc \\) is …
A. given; B. \(m\angle ABC = 90^{\circ}\); C. angle - addition postulate; D. \(2m\angle CBD=90^{\circ}\)
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using flowchart proofs given: \\( \\angle abc \\) is a right angle and …
A: Definition of right angle; B: Substitution property of equality; C: Definition of congruent angles.
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identifying relationships from diagrams given: (overrightarrow{eb}) bis…
We are given that \(\overrightarrow{EB}\) bisects \(\angle AEC\). From the diagram, \(\angle CED\) is a right angle, which measures \(90\) degrees. Since the measure of a straight…
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are the triangles below acute, obtuse, or right? triangle a triangle b …
Triangle A: Right, Triangle B: Obtuse, Triangle C: Obtuse, Triangle D: Acute
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10. \\( delta x z w sim delta x y v \\), find the perimeter of \\( delt…
\(176.4\)
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6 \\( \\triangle k l m - \\triangle k n o \\)
\(x = 18\), \(y = 20\)
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given: \\( \\overrightarrow{ad} \\). \\( \\overrightarrow{eb} \\) bisec…
\(\angle CED\) is a right angle, \(m\angle CEB = m\angle BEA\), \(m\angle DEB = 135^{\circ}\)
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which property is shown? if ( mangle abc=mangle cbd ), then ( mangle cb…
symmetric property
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given ( overline{ef}paralleloverline{gh} ) and ( overline{ab}parallelov…
\(\angle GJI\cong\angle LKF\) is proved.
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complete the congruence statement. jihg ≅
\(JIHG\cong GHJI\) (Note: There could be other correct vertex - orderings as long as the correspondence of sides and angles is maintained. For example, if we consider the order of…
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austin ordered some books online and spent a total of $133. each book c…
(a) $b + 5=133$ (the first option in the circle is $b + 8=133$ which is wrong as the cost per book is 8, but the correct form considering total cost = cost of books+shipping is $8…
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triangles acd and bcd are isosceles. angle bac has a measure of 33° and…
\(103\)
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the perimeters of the square and the equilateral triangle shown are equ…
8. False. The correct equation is \(4(2.5x - 3)=3(2x - 2)\). 9. False. The value of \(x = 1.5\). 10. True.
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15 problem 15 in parallelogram hijk, the measure of angle h is 45°. a. …
a. \(135^{\circ}\) b. \(45^{\circ}\)
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4. triangle def is formed by connecting the midpoints of the sides of t…
C. 6 units
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triangle sum theorem proof: given: \\( \\triangle abc \\) with \\( \\ov…
The proof of the Triangle Sum Theorem \(m\angle1 + m\angle2 + m\angle3 = 180^{\circ}\) is completed as shown above.
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question determine the relationship between the two triangles and wheth…
The two triangles are related by \(SAS\) (Side - Angle - Side) congruence criterion, so the triangles are congruent.
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3. what is our definition of similarity? a. if 2 figures have the same …
D. If there is a sequence of rigid transformations and dilations that take one figure to the other, then they are similar.
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a company needs to produce a label that will wrap around the lateral si…
434.07
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a company needs to produce a label that will wrap around the lateral si…
\( 678.58 \)
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find the perimeter of the composite figure, which is comprised of an is…
\( 36\ \text{ft} \)
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question 29 of 30 which answers describe the shape below? check all tha…
A. Quadrilateral, C. Rhombus, F. Parallelogram
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question 28 of 30 what kind of shape is this? a. quadrilateral b. penta…
D. Triangle
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question 27 of 30 what type of object is pictured below? a. segment b. …
B. Ray
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find the perimeter of the composite figure, which is comprised of an is…
\(43\ \text{cm}\)
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question 26 of 30 which answers describe the shape below? check all tha…
A. Trapezoid, B. Quadrilateral
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find the area of the figure. the figure is not drawn to scale. 12 ft 5 …
\( 114 \text{ ft}^2 \)
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write a paragraph proof for the following given: ( mangle abc = 114 ) (…
By the Angle Addition Postulate, \(m\angle DHF = 66\). By the definition of supplementary angles, \(\angle DHF\) is supplementary to \(\angle ABC\) because the sum of their measur…
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2. quadrilaterals o and p are similar. what is the scale factor of the …
C. \(\frac{5}{4}\)
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write a paragraph proof of the following theorem. if ∠n and ∠m are cong…
\(180\), \(180\), \(180\), \(90\), \(90\)
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a student uses the vertical angles theorem and the definition of comple…
B. The student used the definition of complementary angles instead of the definition of supplementary angles
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the net below is used to form a triangular prism. find the surface area…
$531\ \text{m}^2$
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the net below is used to form a triangular prism. find the surface area…
$238\ \text{yd}^2$
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given \\( \\angle abc \\) and \\( \\angle def \\) are supplementary and…
C. \(m\angle DEF = m\angle GHJ\)
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the net below is used to form a triangular prism. find the surface area…
\( 80\ \text{yd}^2 \)
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3 select the correct answer from each drop - down menu. who wrote the s…
Emma Lazarus; welcome immigrants to the United States.
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the net below is used to form a rectangular prism. find the surface are…
150
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the net below is used to form a cube. find the surface area of the cube…
150
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the net below is used to form a rectangular prism. find the surface are…
$216\ \text{in}^2$
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a company needs to produce a label that will wrap around the lateral si…
510.03
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consider the figure shown. classify each of the following statements as…
never true
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#3 - which of the graphs below matches the following inequality? * 17 p…
The fourth graph (quadrilateral - shaped graph with the dashed line \(y=-x - 5\) and the region above the line shaded) is the correct graph for the inequality \(y >-x - 5\).
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15. find ( mangle acb ).
\(m\angle ACB = 87^{\circ}\)
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a company needs to produce a label that will wrap around the lateral si…
423.05
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an oblique cylinder has radius of 15 units and a surface area of 990π s…
$18$
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find the surface area of the cylinder given the height and radius shown…
$967.12$
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find the lateral surface area of the cylinder given the height and radi…
$100\pi$
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find the lateral surface area of the cylinder given the height and radi…
$680\pi$
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find the lateral surface area of the cylinder given the height and radi…
$546\pi$
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11. find the measure of each missing angle. m∠1= m∠2= m∠3= m∠4= m∠5=
\( m\angle1 = 45^{\circ}\) \( m\angle2 = 55^{\circ}\) \( m\angle3 = 45^{\circ}\) \( m\angle4 = 45^{\circ}\) \( m\angle5 = 45^{\circ}\)
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$\\overline{ij}$ is a diameter of the circle. the circumference of the …
\(36.1\)
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ij is a diameter of the circle. the circumference of the circle is 111.…
\(35.3\)
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ij is a radius of the circle. the circumference of the circle is 123.08…
19.6
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ij is a radius of the circle. the circumference of the circle is 35.17.…
\(5.6\)
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$\\overline{ab}$ is a radius of the circle. the circumference of the ci…
\(30.2\)
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a circle has an arc of length 23 with central angle 8°. find the circum…
$1035$