Géométrie
Triangles, cercles, géométrie analytique et démonstrations.
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 8\)
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question solve for the value of d. answer attempt 2 out of 100
$12$
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which two series of transformations would carry triangle abc to triangl…
B. a translation 6 units right followed by a translation 2 units down
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find the length of the third side. if necessary, write in simplest radi…
\(3\sqrt{2}\)
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question. given m || n, find the value of x and y. answer. attempt 2 ou…
$x = 41$ $y = 139$
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which two series of transformations would carry triangle abc to triangl…
B. a translation 6 units right followed by a translation 2 units down
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given m || n, find the value of x and y. answer attempt 1 out of 100 x …
\(x = 41\), \(y = 139\)
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find the length s of the circular arc shown in the following figure. re…
$\frac{11\pi}{3}$
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given m || n, find the value of x and y. x = y = answer attempt 2 out o…
\(x = 53\), \(y = 127\)
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find an angle between 0 and 2π that is coterminal with the given angle.…
\(\frac{2\pi}{3}\) \(8 - 2\pi\)
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solve for the value of d. (6d + 8)° (8d + 4)°
$d = \frac{39}{7}$
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1. complete the following proof: given: ∠abc is a right angle prove: ∠1…
| Statements | Reasons | |--|--| | 1. $\angle ABC$ is a right - angle | 1. Given | | 2. $m\angle ABC = 90^{\circ}$ | 2. Definition of Right Angles | | 3. $m\angle1 + m\angle2=m\an…
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find the vertices of the hyperbola. enter the smallest x coordinate fir…
$(-3,0)$ and $(3,0)$
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question the measures of the angles of a triangle are shown in the figu…
\(41^{\circ}\)
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triangle abc has the following vertices: • a(7, -2) • b(-1, -8) • c(5, …
A. Yes, because $AB = BC$.
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connecting a word to the properties of a transformation a rigid transfo…
An isometric transformation preserves size. Corresponding line segments of an image and a pre - image have equal measure. Corresponding angles of an image and a pre - image have e…
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the measure of an angle in standard position is given. find two positiv…
For $225^{\circ}$: Positive - $585^{\circ},945^{\circ}$; Negative - $-135^{\circ},-495^{\circ}$ For $-\frac{5\pi}{4}$: Positive - $\frac{3\pi}{4},\frac{11\pi}{4}$; Negative - $-\f…
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question solve for the value of e. this is the only question in this se…
\(e = 10\)
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find the degree measure of the angle with the given radian measure. (ro…
$-286.5$
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triangle abc has the following vertices: • a(-8,7) • b(0,-5) • c(9,1) i…
B. Yes, because $\overline{AB}\perp\overline{BC}$.
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question solve for the value of b. answer attempt 1 out of 100 (7b - 8)…
$b = 7$
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find the center and foci of the ellipse: 9x^2 + 16y^2 + 126x + 96y + 44…
Center = $(-7,-3)$ Foci = $(-7\pm\sqrt{7},-3)$
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solve for the value of b. answer attempt 1 out of 100 b =
$b = 7$
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quadrilateral abcd has the following vertices: • a(-3,0) • b(7,2) • c(1…
B. Yes, because $\overline{AB}\parallel\overline{CD}$, and $\overline{BC}\parallel\overline{AD}$
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find the radian measure of the angle with the given degree measure. rou…
-0.541 rad 330°
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find the ends of the major axis and foci of this ellipse. $\frac{x^{2}}…
Major axis: $(0,\pm13)$ Foci: $(0,\pm5)$
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rectangle abcd has the following vertices: a(-1,9) b(9,4) c(4,-6) d(-6,…
A. Yes, because $AB = BC = CD = AD$, and $ABCD$ is a rectangle.
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triangle klm is similar to triangle pqr. what is the length of side km?…
D. 120 ft
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3. -/1 points 0/12 submissions used find the radian measure of the angl…
For $77^{\circ}$, the radian measure is approximately $1.344$ rad. For $-32^{\circ}$, the radian measure is approximately $- 0.558$ rad.
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a side of the triangle below has been extended to form an exterior angl…
24
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a side of the triangle below has been extended to form an exterior angl…
\(46\)
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given m || n, find the value of x and y.
\(x = 53\), \(y = 53\)
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a rigid transformation can also be referred to as an isometric transfor…
In an isometric transformation, measures like lengths, angles, and distances stay the same. So, if after a transformation these measures are unchanged, then an isometric transform…
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given m || n, find the value of x and y. answer attempt 1 out of 100 x …
\(x = 53\), \(y = 53\)
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find the radius of the circle. 6(x - 3)^2 + 6(y + 7)^2 = 216 radius = ?
6
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name the marked angle in 2 different ways. answer attempt 1 out of 2
$\angle R$, $\angle SRQ$
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all side lengths of δjkl equal 2 units. a transformation maps δjkl to δ…
No, at least one segment length is not preserved, making this a nonrigid transformation.
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if ac = 25 and bc = 12, find ab.
$13$
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given isosceles triangle abc with ab ≅ bc. point d is the midpoint of a…
$A'C' = 0.5AC$, $B'C' = 0.5BC$, $m\angle A'C'B'=m\angle ACB$, $FC = 0.5AC$, $EC = 0.5BC$, $A'C' = FC$, $B'C' = EC$, SAS
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if ab = 31 and bc = 16, find ac.
47
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if ab = 40 and bc = 24, find ac.
64
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if ac = 23 and bc = 19, find ab.
$4$
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name the marked angle in 2 different ways. answer attempt 1 out of 2 < …
$\angle U$, $\angle TUV$
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name the marked angle in 2 different ways. answer attempt 1 out of 2
$\angle NOQ$, $\angle O$
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name the marked angle in 2 different ways. answer attempt 1 out of 2
\(\angle G\), \(\angle IGH\) (or \(\angle HGI\))
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the diameter of a circle measures 8 m. what is the circumference of the…
$25.12$ m
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name the marked angle in 2 different ways. answer attempt 1 out of 2 ∠ …
$\angle O$, $\angle POR$
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if ac = 36 and bc = 21, find ab.
15
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if ac = 63 and bc = 45, find ab. if b is between a and c, then ab + bc …
18
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name the marked angle in 2 different ways. answer attempt 1 out of 2 su…
$\angle F$, $\angle HFG$
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question find the length of the third side. if necessary, write in simp…
3
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(a) the radian measure of an angle θ is the length of the select that s…
(a) the length of the arc that subtends the angle in a circle of radius 1 (b) $\frac{\pi}{180^{\circ}}$ (c) $\frac{180^{\circ}}{\pi}$ (d) An angle is in standard position if it is…
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if ab = 28 and bc = 22, find ac. if b is between a and c, then ab + bc …
50
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name the marked angle in 2 different ways. answer attempt 1 out of 2
\(\angle S\), \(\angle TSR\)
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find the length of the third side. if necessary, write in simplest radi…
\(\sqrt{2}\)
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write a counterexample to show that the conjecture is false. if a figur…
A rhombus (a four - sided figure with all sides equal but angles not all 90 degrees) is a counterexample.
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find the length of the third side. if necessary, write in simplest radi…
$\sqrt{2}$
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a circle has a diameter of 28 yd. what is its circumference? use 3.14 f…
$87.92$ yd
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write a counterexample to show that the conjecture is false. if a figur…
A rhombus is a four - sided figure that is not a rectangle.
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in the diagram, abcd - abcd. what are the angle measures of abcd? m∠a =…
125, 80, 125, 80
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3.4.6 check your understanding in the figure shown $overline{yb}paralle…
$m\angle YKW = 71$ $m\angle CMR = 41$
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question find the length of the third side. if necessary, write in simp…
12
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3.4.6 check your understanding in the figure shown, $overline{hx} paral…
$x=-\frac{1}{3}$ $y = 16$
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question find the length of the third side. if necessary, write in simp…
12
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3.4.6 check your understanding in the figure shown, $overline{hx}parall…
$x=-\frac{3}{5}$ $y = 21$
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question find the length of the third - side. if necessary, write in si…
8
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3.4.6 check your understanding in the figure shown, $overline{hx}parall…
$x=-\frac{1}{3}$ $y = 16$
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given ( mparallel n ), find the value of ( x ) and ( y ). answer: attem…
\(x = 41\), \(y = 139\)
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given m || n, find the value of x and y. answer attempt 4 out of 100
\(x = 53\), \(y = 127\)
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point a is at (-2,4) and point c is at (4,7). find the coordinates of p…
$(0,5)$
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find the value of x. x =
\(119.5\)
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given m || n, find the value of x and y. answer attempt 3 out of 100 x …
\(x = 53\), \(y = 53\)
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given m || n, find the value of x and y. answer attempt 2 out of 100 x …
\(x = 53\), \(y = 53\)
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given m || n, find the value of x and y. answer attempt 1 out of 100 x …
\(x = 53\), \(y = 53\)
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given m || n, find the value of x and y. answer attempt 1 out of 100 x …
\(x = 141\), \(y = 39\)
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you might need: calculator a circle is centered at (d(-1,3)). the point…
B. On the circle
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solve for the value of b. answer attempt 1 out of 100 b =
$b = 7$
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find the value of x.
$x = 82^{\circ}$
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1. determine the perimeter and area of the figures below. a) b)
a) Perimeter: $26 + 3\pi\approx35.42$ m, Area: $60 + 9\pi\approx88.26$ m² b) Perimeter: 31 km, Area: 24 km²
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the mapping of defg to defg is shown. which statements are true regardi…
EF corresponds to E'F'. ∠EDG≅∠E'D'G' ∠DEF≅∠D'E'F' The transformation is a rigid transformation.
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point a is at (6, -6) and point c is at (-6, -2). find the coordinates …
\((-3,-3)\)
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determining the type of transformation which type of transformation map…
dilation
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fluency and skills practice lesson 3 breaking apart figures to find vol…
1. 12 cubic feet 2. 36 cubic feet 3. 36 cubic feet 4. 52 cubic cm 5. 68 cubic feet 6. 552 cubic inches
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lesson check 9. add 27 and 48. what is the sum? spiral review 10. what …
9. 75 10. 14 11. 21 12. 85 13. 12
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consider the rotation of figure wxyz shown. complete the statements abo…
Point W corresponds to point W'. Angle ZWX corresponds to angle Z'W'X'.
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parallelogram $abcd$ has the following vertices: $a(0,8)$ $b(8,4)$ $c(2…
Yes, because the product of the slopes of adjacent sides is - 1, which means adjacent sides are perpendicular.
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reasoning the volume of a new extra - large toy tennis ball for pets is…
993
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reasoning the volume of a new extra - large toy tennis ball for pets is…
995
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find the value of x.
$41^{\circ}$
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find the value of x.
$132^{\circ}$
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breaking apart figures to find volume what is the volume of the solid f…
12 cubic feet
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which transformation shows a reflection of △def?
The first transformation shown.
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geometry figure 2 is a scaled copy of figure 1. a. identify the points …
a. In Figure 2, the point corresponding to A is P and the point corresponding to C is R. In Figure 1, the point corresponding to Q is B and the point corresponding to S is D. b. T…
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in the figure below, m∠4 = 127°. find m∠1, m∠2, and m∠3.
$m\angle1 = 127^{\circ}$ $m\angle2 = 53^{\circ}$ $m\angle3 = 53^{\circ}$
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the transformation maps δabc to δabc. which statement is true about the…
It is isometric because all side lengths and angle measures remained the same.
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determine a series of transformations that would map figure l onto figu…
A translation 7 units to the right followed by a translation 14 units up.
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which number line shows the solution to the inequality -2x + 3 ≥ -11?
C. A number - line with a closed - circle at 7 and the line shaded to the left of 7.
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what type of transformation maps △qrs to △qrs? dilation reflection rota…
rotation
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find the midpoint, m, of $overline{pq}$. p 6 m q 32 m = ?
19
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which number line shows the solution to the inequality -x + 6 ≤ 3?
C. A number - line with a closed circle at 3 and shading to the right.