Géométrie
Triangles, cercles, géométrie analytique et démonstrations.
-
point q is on line segment $overline{pr}$. given $pq = 12$ and $qr = 3$…
$15$
-
name emma palma two - dimensional figures · practice example 1 find the…
Circumference: $22.6$ cm, Area: $40.7$ $cm^{2}$
-
a system of inequalities, where x is the rate of a spaceship in a video…
\(\geq\)
-
1. x = m∠e = m∠zgf =
\(x = 6.875\) \(m\angle E=56.25\) \(m\angle ZGF = 83.75\)
-
4. follow the directions for each dilation. a. the dilation centered at…
# Explanation: ## Step1: Recall dilation formula For a dilation centered at a point $(x_0,y_0)$ with scale - factor $k$, the new coordinates $(x',y')$ of a point $(x,y)$ are given…
-
i can describe the effects of dilations, translations, reflections and …
A. Dilations of an angle must be congruent to the original angle.
-
find x (2x + 31)° (x + 23)° x = ____
\(x=-8\)
-
1. draw the dilation for triangle pqr with a scale factor of 4 using po…
Plot the points \(P'(1,9)\), \(Q'(9,1)\) and \(R(1,1)\) and connect them to get the dilated triangle of \(\triangle PQR\) with a scale - factor of 4 and center of dilation at \(R\…
-
4. the school is located at (-1, 1 1/2). graph and label a point on the…
C. (3, -5)
-
find x (3x - 18)° (x + 12)° x = ____
$x = 15$
-
the rectangle below has an area of 15k^4 + 35k^3+ 20k^2. the width of t…
Width: $5k^{2}$ Length: $3k^{2}+7k + 4$
-
22. find x (x - 6)° (x + 12)° x = _
$87$
-
find the indicated angle measures. then justify each an 5 1 115° m∠1 = …
$115$
-
i can identify the relationship between points on a coordinate plane. i…
1. Quadrant II 2. Quadrant IV 3. Depends on City - Hall's quadrant 4. \(y\) - axis 5. D. \((-8,-5)\)
-
to the angle measure shown. 4 ∠1: ___ ∠4: ___ ∠7: ___
$\angle1:130^{\circ}$ $\angle4:130^{\circ}$ $\angle7:130^{\circ}$
-
21. find x. (2x - 8)° (x + 19)° x = ____
$23$
-
practice draw circles, rectangles, and triangles to help you combine li…
# Explanation: ## Step1: Identify like - terms For the expression \(3a + 5−x + 7x−2a\), the like - terms with the variable \(a\) are \(3a\) and \(-2a\), and the like - terms with …
-
tell why each of the angles indicated are congruent to the a m||n ∠3: ∠…
$\angle3$: Vertical angles are congruent. $\angle4$: Corresponding angles are congruent. $\angle7$: Alternate exterior angles are congruent.
-
24. find x
$x=-8$
-
review simplify 3a - 6x + 4 - 2a + 5x by combining like terms. step 1 u…
$a - x+4$
-
the graph shows the relationship between the volume of a rectangular pr…
3
-
1 multiple choice 1 point if triangle abc is congruent to triangle def,…
B. $\angle B\cong\angle E$
-
2 multiple choice 1 point in which figure is the measure of ∠1 equal to…
The first figure.
-
the system of inequalities in the graph represents the change in an acc…
\(>\)
-
3 multiple choice 1 point the perpendicular bisector of a line segment …
identifies the midpoint of the line segment
-
21. find x (2x - 5)° (x + 15)° 22. find x (x - 6)° (x + 12)° 23. find x…
21. $x = 20$ 22. $x = 87$ 23. $x = 15$ 24. $x=-8$
-
10. given: ps = rt, pq = st prove: qs = rs statements 1. ps = rt, pq = …
The proof is shown above to prove \(QS = RS\) starting from the given \(PS = RT\) and \(PQ = ST\) using the segment - addition postulate and substitution and subtraction propertie…
-
4 multiple choice 1 point if a rocket was launched into space and it co…
4. C. ray 5. C. $m\angle BCE = 90^{\circ}$
-
tell which angles are congruent to the given angle meas 1 m||n
$\angle1,\angle3,\angle5,\angle7$
-
6 multiple choice 1 point in which figure are angles 1 and 2 supplement…
The first figure (where angles 1 and 2 form a linear - pair)
-
7 multiple choice 1 point what is the measure of angle 1 in the figure …
\(60^{\circ}\)
-
21. find x 22. find x 23. find x 24. find x
\(x = 24\)
-
8 multiple choice 1 point the sides of △abc are __________. ○ ba, ca, c…
8. C. $\overline{AB},\overline{AC},\overline{BC}$ 9. B. It creates two equal angles or line segments
-
10 multiple choice 1 point using the given figure, find the length of $…
10. A. 6 units 11. B. $60^{\circ}$
-
12 multiple choice 1 point find the length of $overline{qr}$ in the fig…
12. D. 5 units 13. C. $\angle Q$
-
14 multiple choice 1 point which is a true statement about angles 1 and…
14. C. ∠1 is supplementary to ∠2. 15. D. Parallel lines
-
11. the area of the triangle is 4.5 square feet. what is the missing si…
R. 72 inches
-
8. which of the following could be the first step to correctly computin…
C. Convert 0.6 m to centimeters; E. Convert 40 cm to meters
-
7. what is the area of the parallelogram? 15 in. 2.5 ft m 1.5625 square…
S. 450 square inches
-
9. the diameter of a circle is 18 inches. what is the approximate area …
M. 1.77 square feet
-
critical thinking questions: 25) fill in the blank so that the lines ar…
9 (any value except 10 would be correct)
-
6. a cylinder has a height of 6 feet and a radius of 6 inches. what is …
A. 1.5$\pi$ cubic feet D. 2,592$\pi$ cubic inches
-
which figure is a translation of figure 1? figure
2
-
translations warm - up active translations make a conjecture. what prop…
angle measures, length, shape, size
-
18 solve for x. answer: 7x + 4 8x + 11
\(x = 11\)
-
17 solve for x. 12x + 12 6x + 6
$9$
-
16 solve for x. answer: 65° 13x + 11
$x = 8$
-
15 solve for x. answer: 7x + 7 6x + 16
$x = 9$
-
14 solve for x. 125° 11x + 15
\(x = 10\)
-
13 solve for x. answer: 21x + 4 22x - 2
$x = 6$
-
12 solve for x. answer: 9x + 19 7x + 1
$x = - 9$
-
honors pre - calculus hw #7 (lt 6) triangles day 1 required set #1 - 5 …
| Problem 8 | Value | Problem 9 | Value | |--|--|--|--| | \(\sin\) | \(-\frac{\sqrt{2}}{2}\) | \(\sin\) | \(\frac{2\sqrt{5}}{5}\) | | \(\cos\) | \(\frac{\sqrt{2}}{2}\) | \(\cos\) …
-
use the exterior angle theorem to find the measure of each angle in deg…
### Problem 7 $m\angle C = 60^{\circ}$, $m\angle D = 87^{\circ}$, $m\angle DBC = 147^{\circ}$ ### Problem 8 $m\angle T = 33^{\circ}$, $m\angle W = 66^{\circ}$, $m\angle TUW = 99^{…
-
6 (12x + 1)° k 3x° (16x - 7)° j l m∠j = ___° m∠k = ___° m∠l = ___°
\(m\angle J = 18^{\circ}\) \(m\angle K = 73^{\circ}\) \(m\angle L = 89^{\circ}\)
-
5 m 3x° (3x + 2)° n (14x - 2)° p m∠m = m∠n = m∠p =
\(m\angle M = 27^{\circ}\) \(m\angle N = 29^{\circ}\) \(m\angle P = 124^{\circ}\)
-
in triangle xyz, angle x = 2x°, angle y=(3x + 8)°, angle z=(3x - 4)°. m…
\(m\angle X = 44^{\circ}\) \(m\angle Y = 74^{\circ}\) \(m\angle Z = 62^{\circ}\)
-
3 m∠r = ____ ° m∠s = ____ ° m∠t = ____ °
\(m\angle R = 15^{\circ}\) \(m\angle S = 105^{\circ}\) \(m\angle T = 60^{\circ}\)
-
2 m∠d = ______ °
43
-
find each missing angle measure. 1 j 24° 65° k l m∠l = 。 use the triang…
91
-
what is the area of the triangle? 8 km 20 km 16 km square kilometers sa…
80
-
what is the area of the triangle? 40 yd. 30 yd. 52 yd. square yards sav…
600
-
the area of the triangle is 0.18 square centimeters. what is the triang…
$0.6$
-
8. if △sde ~ △swt, find wt. 9. if △gfe ~ △ghj, find the value of x. 10.…
8. $WT = 63$ 9. $x = 4$ 10. Perimeter of $\triangle XZW=112.5$
-
what is the area of the triangle? 0.8 m 1.1 m 0.9 m square meters save …
$0.36$
-
a point has the coordinates (0, k). which reflection of the point will …
B. a reflection of the point across the y - axis
-
7. if △gfe ~ △cbe, find fe.
35
-
which point would map onto itself after a reflection across the line y …
$(4, - 4)$
-
part ii: parallelograms 10. find ml. j 3x + 11 k n 45 p m 10x - 12 l
58
-
8. $x = ________$
33
-
question 7 of 10 the surface area of a sphere can be approximated as fo…
A. $588\ m^{2}$
-
name: date: per: unit 2: logic & proof homework 5: deductive reasoning …
1. Logan can have a bowl of ice - cream. 2. \(5x + 13y\) cannot be factored. 3. no valid conclusion 4. \(\angle PQR\) is an obtuse angle. 5. If Nicole is tardy to class again, her…
-
question 5 of 10 consider the overall shape of this cell. which geometr…
A. A cube
-
10. review: find the value of the missing exterior angle. 11. 12.
10. \(x = 45^{\circ}\) 11. The missing exterior angle is \(87^{\circ}\) 12. \(x = 86^{\circ}\)
-
use the diagram below to answer the following questions. a) name all se…
a) Without seeing the actual diagram, assume the rectangular - prism structure. If \(XY\) is a horizontal edge on the top - front face, segments parallel to \(XY\) could be \(WZ\)…
-
which statements must be true about the image of △mnp after a reflectio…
The image will be congruent to $\triangle MNP$. $\overleftrightarrow{EG}$ will be perpendicular to the line segments connecting the corresponding vertices. The line segments conne…
-
what is the rule for the reflection? ( r_{x - axis}(x,y)\to(-x,y)) ( r_…
C. \(r_{x - axis}(x,y)\to(x, - y)\)
-
classify each angle as right, acute, or obtuse. then use a protractor t…
11. ∠UZW: Acute angle 12. ∠YZW: Right angle 13. ∠TZW: Acute angle 14. ∠UZT: Obtuse angle
-
9. x = ________
$15$
-
classify each angle as right, acute, or obtuse. then use a protractor t…
For question 15: $\angle DCE = 55^{\circ}$ For question 16: $\angle GCB=46.25^{\circ}$
-
7. $x = _____$
$18$
-
6. x = 119° 117° 125° 145° 133° 140° x°
$111$
-
for exercises 1 - 10, use the figure at the right. 1. name the vertex o…
1. M 2. A 3. MP, MO 4. MN, MP 5. OW, OY 6. OP, OQ 7. ∠POM 8. ∠NMO 9. ∠RPQ 10. ∠QPO
-
19. use the unit circle to find the value of tan315°. 20. find the ampl…
$-1$
-
for exercises 1 - 10, use the figure at the right. 1. ∠5 name the verte…
1. Vertex of ∠5: M; Sides of ∠5: MW, MO 2. Vertex of ∠3: A; Sides of ∠3: AR, AO 3. Vertex of ∠WMP: M; Sides of ∠WMP: MW, MP 4. Vertex of ∠2: A; Sides of ∠2: AO, AR 5. Vertex of ∠6…
-
16. evaluate: s4 = ∑_{k = 1}^{4}2(3^{n - 1}) 17. determine the length o…
$80$
-
what are the coordinates of point c? write your answer as an integer or…
(3.5, - 5)
-
△abc was constructed using △abc and line segment eh. for eh to be the l…
BD = DB', \(m\angle EFA = 90^{\circ}\), The line of reflection, \(EH\), is the perpendicular bisector of \(BB'\), \(AA'\), and \(CC'\)
-
which point has coordinates (-2, 3 1/2)?
$K$
-
which point has coordinates (2, 4.5)?
$R$
-
which statements must be true about the reflection of △xyz across line …
$m\angle X'Z'Y' = 90^{\circ}$, $BZ = BZ'$, $XY\parallel X'Y'$
-
which point has coordinates (2, 4.5)?
R
-
which point has coordinates (3, -4)?
K
-
the image of parallelogram pqrs after a reflection across wy is paralle…
6
-
what are the coordinates of point v?
(1, -1)
-
what are the coordinates of point v?
(1, - 1)
-
what are the coordinates of point r?
(5, 1)
-
which point has coordinates (-1, -2)?
R
-
which point has coordinates (-3, 3)?
$S$
-
8. rob would like to create a triangle that is seven less than twice th…
$14y + 9$
-
the image of a point is given by the rule $r_{y = -x}(x,y)\to(-4,9)$. w…
A. $(-9,4)$