几何
三角形、圆、解析几何与证明题。
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a basketball court is a rectangle that is 28 m long and 15 m wide. a di…
B. 2%
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given m || n, find the value of x.
\(x = 66\)
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give the center and radius of the circle described by the equation and …
Center: $(4,3)$ Radius: $5$
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given m || n, find the value of x. (6x - 13)° 127°
$x = 23$
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give the center and radius of the circle described by the equation and …
5
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give the center and radius of the circle described by the equation and …
$(4,3)$
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given m || n, find the value of x. 110° (3x - 10)°
$x = 40$
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2. find the length of the missing side. round all answers to two decima…
The lengths of $x$ for the three triangles are approximately $4.66$, $8.88$, and $8.71$ respectively.
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given m || n, find the value of x. 65° (4x - 17)°
$x = 20.5$
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click and drag to plot a perpendicular line. the line will change color…
Original Slope: $2$ Perpendicular Slope: $-\frac{1}{2}$
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the third circle is for the ______ who lie in ____ and endure a rain of…
The Third Circle is for the gluttons who lie in slush and endure a rain of filth and stench. In the Fourth Circle, the hoarders and the wasters charge at one another with giant we…
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which type of triangle satisfies the condition $a^{2}+b^{2}=c^{2}$? a. …
1. c. Right triangle 2. a. Right triangle
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given m||n, find the value of x.
$x = 116$
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write the standard form of the equation of the circle with the given ce…
$(x - 2)^2+(y - 6)^2=49$
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what is the sum of the squares of the legs of a right triangle with sid…
1. A. 169 2. d. The triangle is obtuse
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given m||n, find the value of x.
$x = 34$
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you might need: calculator a circle is centered at q(1, -5) and has a r…
B. On the circle
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question 15 the measures of the angles of a triangle are shown in the f…
$x = 10$
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what is the sum of the squares of the legs of a right triangle with sid…
a. 169 d. The triangle is obtuse
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which of the following statements and justifications would prove that t…
$\angle1\cong\angle9$, by Converse of Alternate Exterior Angles; $\angle1\cong\angle5$, by Converse of Corresponding Angles
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one line passes through the points (-8,1) and (4,4). another line passe…
C. Neither
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a denotes the area of the sector of a circle of radius r formed by the …
$12.566$
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find the length s of the arc of a circle of radius 10 centimeters subte…
$4.189$
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what are the vertical and horizontal intercepts of the vertical line th…
B. There is no vertical intercept. A. The horizontal intercept of the line is $(-3,0)$
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28. b is a point on the circumference of a circle with centre o. ab is …
$\angle AOB\approx77.6^{\circ}$
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find the distance between the pair of points (-3, -4) and (5, -3). if n…
A. The distance between the given points is approximately 8.06 units.
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what are the vertical and horizontal intercepts of the vertical line th…
B. There is no vertical intercept.
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show all your work to earn full marks. 1. find the missing lengths. the…
$VT = 54$, $UT = 27$ (Note: The value of $UT$ may vary depending on the complete information about the corresponding sides, but the method of using the ratio of similar - triangle…
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find the distance between the pair of points (-3, -4) and (5, -3). if n…
$\sqrt{65}\approx8.06$
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the pre - image, $delta$stu, has undergone a type of transformation cal…
ST = VW SU = VX TU = WX $m\angle SUT = m\angle VXW$ $m\angle TSU = m\angle WVX$ $m\angle UTS = m\angle XWV$
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solve the inequality. graph the solution set and write it in interval 3…
The graph with an open circle at 3 and a ray pointing to the right (assuming one of the options has this characteristic). Since the options are not fully visible, but based on the…
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what are the vertical and horizontal intercepts of the horizontal line …
The vertical intercept of the line is \((0,5)\) and there is no horizontal intercept. Since the options only ask about the vertical intercept, the correct choice is not among the …
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find the length s of the arc of a circle of radius 25 feet subtended by…
$16.963$
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find the measure of the missing angle.
$68^{\circ}$
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14.8.2 test (cst): conic sections the vertex of the parabola below is a…
A. $y=(x + 3)^2-5$
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find the measure of the missing angles. answer b = c =
$b = 31^{\circ}$, $c=149^{\circ}$
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δabc ≅ δfed. use the diagrams to identify corresponding parts. side ac …
Side \(AC\) corresponds to side \(FD\). Angle \(BAC\) corresponds to angle \(EFD\).
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name the angle pair relationship for: ∠16 and ∠12 answer corresponding …
A. Corresponding
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14.8.2 test (cst): conic sections the vertex of the parabola below is a…
D. $x=-2(y + 2)^2-4$
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determine if each represents a function. if it is not a function, expla…
1. Analyze one - to - one mapping or vertical - line test for functions. 2. Function. 3. Function. 4. Not a function. 5. Not a function. 6. Function. 7. 12 8. 7 9. 20 10. - 7
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solve the inequality. graph the solution set and write it in interval n…
The correct graph is the one with an open circle at $-5$ and the line extending to the right. In interval notation, the solution set is $(-5,\infty)$
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greetings. i am the editor working on your childrens book, skyblue. enc…
B. Circle it and explain your objection on the back of the page.
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name the angle pair relationship for: ∠6 and ∠15 answer corresponding a…
A. Corresponding
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14.8.2 test (cst): conic sections which of the following equations will…
A. $x-\frac{1}{8}y^{2}=0$
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greetings, i am the editor working on your childrens book, skyblue. enc…
B. Initial the bottom right corner of each page.
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27. b, d and e are points on the circumference of a circle. ac is a tan…
$52.5^{\circ}$
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if a right circular cone is intersected by a plane that passes through …
A. An ellipse
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if the sides of a triangle are a = 10, b = 24, and c = 26, verify if th…
1. b. Yes, because $a^{2}+b^{2}=c^{2}$ 2. a. $a^{2}+b^{2}=c^{2}$
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why is the converse of the pythagorean theorem important? a. to determi…
1. A. To determine whether a triangle is a right triangle 2. A. By calculating numerical values
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if (a^{2}+b^{2}>c^{2}), what type of triangle is formed? a. acute trian…
1. A. Acute triangle 2. B. Algebraic equations
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which of the following is a result of shifting a circle with equation (…
D. The $y$-coordinate of the center of the circle increases by 3.
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the diagram below is a right rectangular prism. all the angles shown me…
PT and UR (answers may vary, other valid pairs like PW and QR etc. are also possible)
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what is the distance between the two endpoints in the graph below? if n…
D. 15.81 units
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the diagram below is an oblique, or slanted, rectangular prism. not all…
Plane $STUV$ and Plane $OPQR$
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what is the equation of a circle with center (-4, 7) and radius 6? a. (…
D. $(x + 4)^2+(y - 7)^2=36$
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solve the inequality. graph the solution set and write it in interval 2…
The correct graph is the one with an open - circle at - 2 and an arrow pointing to the left (assuming option C is of this type). The solution in interval notation is $(-\infty,-2)…
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14.8.2 test (cst): conic sections this circle is centered at the point …
B. \((x - 2)^2+(y - 6)^2=16\)
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the verbs ser and estar (continued) c. circle the correct form of the v…
1. son 2. soy 3. es
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1. evaluate if a = 4, b = 6, and c = 2. 2a + 2c 2.find the number. 30% …
1. 12 2. 45 3. $96.25$ $km^{2}$ 4. 2 5. $3\frac{11}{15}$ cups of sugar
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find the length s of the arc of a circle of radius 25 feet subtended by…
$17.027$
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the diagram below is a model that describes how to find the length of o…
A. Mathematical
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what is the center of the circle given by the equation (x + 5)^2+(y - 8…
B. (-5, 8)
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4. what is the slope of the line that passes through the points m(-5,0)…
$\frac{8}{11}$
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find the length s of the arc of a circle of radius 25 feet subtended by…
$16.963$
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what is the midpoint of the segment below? (2, 3) (-3, -2) a. (-0.5, 0.…
A. (-0.5, 0.5)
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6. triangle mnp and triangle jkl are similar right triangles. which pro…
The proportion \(\frac{0-(-4)}{-4 - (-1)}=\frac{4 - 8}{-7-(-10)}\)
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which of the following equations correctly represents a circle centered…
A. \(x^{2}+y^{2}=100\)
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let s denote the length of the arc of a circle of radius r subtended by…
30
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the graph of the equation below is a circle. what is the length of the …
C. 17
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convert the angle to d°m′s′′ form. 32.22° 32.22° = □°□′□′′ (round to th…
$32^{\circ}13'12''$
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triangle mnp and triangle jkl are similar right triangles. which propor…
The proportion $\frac{0 - (-4)}{-4-(-7)}=\frac{4 - (-4)}{8 - (-10)}$ can be used to show that the slope of $JL$ is equal to the slope of $MP$.
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a parabola is the set of all points that: a. are the same distance from…
B. are the same distance from a point and a line.
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the lengths of the legs of a right triangle are 5 centimeters and 10 ce…
11.2 cm
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the black figure is an ellipse, and the black line segment is its major…
D. 10.5
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mike leans a 10 - foot ladder against a wall. he puts the bottom of the…
B. 9.5 feet
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the lengths of the sides of △mno are 40 centimeters, 50 centimeters, an…
\(30^{2}+40^{2}=50^{2}\)
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the legs of a right triangle measure 20 centimeters and 21 centimeters.…
C. 29
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in the figure below, d is the mid - point of ac, and bd is perpendicula…
D. 20 centimeters
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a window washer leans a 13 - foot ladder against a house. the bottom of…
12 feet
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what is the volume of this object? cubic units
10
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convert the angle to d°m′s″ form 69.26°. 69.26° = □°□′□″ (round to the …
$69^{\circ}15'36''$
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a triangle is a right triangle if the lengths, a, b, and c, of its thre…
C. a triangle with sides measuring 20, 21, and 29
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convert the angle to a decimal in degrees. 57°5232 57°5232 = □° (do not…
$57.8756$
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quadrilateral abcd has the following vertices: a(-3,0) b(7,2) c(1,-4) d…
B. Yes, because $\overline{AB}\parallel\overline{CD}$, and $\overline{BC}\parallel\overline{AD}$
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the side of a tv screen is measured along the diagonal. a 25 inch tv sc…
15
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greetings. i am the editor working on your childrens book, skyline. enc…
B. Initial the bottom right corner of each page.
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convert the following angle in radians to degrees. 2.55 2.55 radians ≈ …
$146.10$
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what is the value of x in the right triangle shown below? 8 feet 12 fee…
B. 12 feet
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convert the following angle in degrees to radians. 140° 140°≈□radian(s)…
$2.44$
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what is the area of the trapezoid? 3 in. 5 in. 4 in. 5 in. 9 in. square…
24
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quadrilateral $abcd$ has the following vertices: $a(2,7)$ $b(8,1)$ $c(1…
No, because only one pair of opposite - sides has equal slopes.
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convert the following angle in degrees to radians. - 24° - 24° ≈ □ radi…
$-0.42$
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what is the area of this figure? square feet
54
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convert the angle in radians to degrees. -\\frac{2\\pi}{3} -\\frac{2\\p…
$-120$
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the diagram shows the placement of a ladder against cheris house. the l…
B. 7 feet
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6. given: da⊥ab, cb⊥ab, da≅cb, m is the mid - point of ab. prove: △adm≅…
$\triangle ADM\cong\triangle BCM$ (by SAS)
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convert the angle in radians to degrees. \\frac{5\\pi}{18} \\frac{5\\pi…
$50$
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convert the angle in degrees to radians. - 180° - 180° = □ radian(s) (s…
$-\pi$
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a right angle is made where the top of a ladder meets the top of a slid…
$\sqrt{194}$ meters
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the ____ incident occurred at the same time as the great chicago fire. …
C. Peshtigo