Géométrie
Triangles, cercles, géométrie analytique et démonstrations.
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question what is the image point of (9, -2) after a translation right 3…
$(12,-6)$
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two angles are complementary. the measure of the larger angle is 6° les…
The measure of the smaller angle is 24 degrees and the measure of the larger angle is 66 degrees.
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cole is an urban planner. he wants to create a small - scale drawing of…
Draw a square on the grid with each side consisting of 20 units.
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jane is in charge of making a banner for the basketball game this satur…
B. Length
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ted is building a garden in his yard. he measures one side of his yard …
C. Length
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29. apply math models pilar is making a replacement set of sails for a …
a. $w + x=180^{\circ}$ b. $y + z = 180^{\circ}$
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before soccer practice, laura warms up by jogging around the outside of…
C. Perimeter
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math 9 unit 1 shape and space lesson 3 - 4 quiz: surface area of prisms…
1. The surface - area of the triangular prism is approximately $309.16$ $cm^{2}$. 2. The surface - area of the cylinder is approximately $213.52$ $m^{2}$.
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which of the following scenarios best illustrates a system of equations…
c. A company's revenue and expenses equation that are exactly the same due to cost - cutting matching revenue increases.
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use the triangular model and the dimensions provided to calculate the p…
Perimeter: \(39.1\) ft Area: \(81.4\) square - feet
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marcie is putting squares onto a rectangular mat. after she finishes co…
C. Area
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talia is going to put carpet in her new house. she measures one side of…
B. Length
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question: the image point of a after a translation right 2 units and do…
$(8,0)$
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question: the image point of a after a translation right 1 unit and dow…
$(4,0)$
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question: the image point of a after a translation right 3 units and up…
$(- 3,3)$
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question what is the image point of (6, - 2) after a translation right …
$(9, - 7)$
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find the circumference and area of circle a if 1 unit on the graph meas…
Circumference: $17.8$ cm Area: $25.1$ $cm^{2}$
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determine whether each object has reflectional symmetry and whether it …
10. Reflectional symmetry: 4 lines; Rotational symmetry: angles 90°, 180° 11. Reflectional symmetry: 2 lines; Rotational symmetry: angle 180° 12. Reflectional symmetry: 1 line; Ro…
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question: what is the image point of (9, - 2) after a translation right…
$(12, - 6)$
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given m||n, find the value of x.
\(x = 1\)
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circle the error and then write the correct word in the space below. ha…
carnet de identidad
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question: what is the image point of (-8, -5) after a translation right…
$(-7,-10)$
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given (mparallel n), find the value of (x). (9x + 1)° (10x - 13)°
\(x = 14\)
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what is the most specific name for the figure? a(-a, 0) b(-3a, b) c(-2a…
Parallelogram
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5. what is the angle of rotation for the following figure? 72° 90° 60° …
A. $72^{\circ}$
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4. what is the angle of rotation for the following figure? 120° 90° 60°…
$60^{\circ}$
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given m||n, find the value of x.
\(58\)
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classify the quadrilateral shown on the graph. rhombus rectangle parall…
Trapezoid
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what is the volume of the prism? 60 cubic centimeters 55 cubic centimet…
48 cubic centimeters
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3. how many lines of symmetry does the following figure have?
1
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in the isosceles trapezoid below, x = ? ° 5x + 15° 7x - 11°
$13$
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2. how many lines of symmetry does the following figure have?
8
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question ∠1 and ∠2 are vertical angles. if m∠1 = - 16° and m∠2=(x + 6)°…
$x = - 22$
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in order for the parallelogram to be a rectangle, x = ?. diagonal $over…
$5$
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circle the word that is spelled correctly. aftr after ahftur
after
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the figure below is a square. find the value of x.
$4$
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with the information given, can you prove that this quadrilateral is a …
Yes
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1. how many lines of symmetry does the following figure have?
C. 8
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find the value of x in the follow parallelogram. 3x + 6 51 x = ?
$x = 15$
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given: jk || lm, jk ≅ lm. l is the mid - point of jn. prove: △jlk ≅ △ln…
$\triangle JLK \cong \triangle NLM$ by SAS Congruence Theorem.
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find the measure of an exterior angle of a regular enneadecagon (19 - s…
$\frac{360}{19}\approx18.95$
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circle the correct verb. my dad is right now. jogs jogging
jogging
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find the measure of an interior angle of a regular dodecagon (12 - side…
$150$
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find the range of values for x. 48° (2x - 12)° 22 16 ? < x <
\(6<x<30\)
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what is the volume of the rectangular prism below? use the number pad t…
180
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find the range of values for x. (3x - 9)° 93° 26 27 ? < x <
\(3 < x < 34\)
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given 43 and 62 as the lengths of two sides of a triangle, find the ran…
105
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given 43 and 62 as the lengths of two sides of a triangle, find the ran…
$19$
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find the perimeter and area of rectangle abcd if each unit on the graph…
Perimeter: $22.4$ cm, Area: $30$ $cm^2$
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mid-term review which triangle has a point at its centroid?
The first triangle (the one where lines from vertices to mid - points of opposite sides intersect at a point)
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the location of the incenter of δabc is: point d point f point e
Point E
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finding area find the area of the figure described. 21. triangle with h…
$15$ cm² ### 22.
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m∠abc = 40° and bd is the angle bisector of ∠abc x = ?
$x = 7$
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felicia has a jewelry box in the shape of a rectangular prism that has …
Length: 24 inches; Width: 12 inches: No Length: 12 inches; Width: 6 inches: No Length: 12 inches; Width: 3 inches: Yes Length: 10 inches; Width: 7 inches: No Length: 9 inches; Wid…
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1. for each point (x,y), find its image under the transformation (x + 1…
1. - Image of $A$: $(2,6)$ - Image of $B$: $(8,7)$ - Image of $C$: $(10,4)$ 3. The transformation is a translation 12 units to the right and 2 units down.
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ae = ec and bf = fc. ef = 10 and m∠efc = 92°. m∠dbf = ?°
$92$
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overlapping triangles. which of the following relationships proves why …
HL
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given: qs bisects ∠tqr; tq ≅ rq. prove: △qrs ≅ △qts. complete the missi…
$\triangle QRS \cong \triangle QTS$ by SAS congruence criterion.
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rectangular prism that has a volume of 72 cubic inches. the box is 2 in…
Length: 12 inches; Width: 3 inches - Yes Length: 10 inches; Width: 7 inches - No Length: 9 inches; Width: 4 inches - Yes Length: 6 inches; Width: 6 inches - Yes Length: 24 inches;…
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what else is needed to prove these triangles congruent using the hl the…
Both $\angle ABC$ and $\angle DCB$ need to equal $90^{\circ}$.
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felicia has a jewelry box in the shape of a rectangular prism that has …
Length: 12 inches; Width: 3 inches - Yes Length: 10 inches; Width: 7 inches - No Length: 9 inches; Width: 4 inches - Yes Length: 6 inches; Width: 6 inches - Yes
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7. the radius of a circle is 4 inches. what is the circumference of the…
$25.12$ inches 8.
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the triangle below is isosceles. find the value of y. y = ? (y + 16)° 5…
35
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solve for the value of q. (q + 2)° (3q - 2)° answer attempt 2 out of 2 …
$22.5$
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a jewelry box in the shape of a rectangular prism has a volume of 72 cu…
Length: 12 inches; Width: 3 inches: Yes Length: 10 inches; Width: 7 inches: No Length: 9 inches; Width: 4 inches: Yes Length: 6 inches; Width: 6 inches: Yes
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the triangle below is isosceles. find the value of y. y = ? (y + 16)° 5…
$48.5$
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$\\triangle abc\\cong\\triangle edc, ab = 8, bc = 5, dc=?$
5
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which postulate would prove these two triangles are congruent? saa neit…
Neither
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which postulate would prove these two triangles are congruent? sss sas …
SSS
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if $delta acbcongdelta dce$, $angle abc = 61^{circ}$, $angle bca = 57^{…
$31$
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felicia has a jewelry box in the shape of a rectangular prism that has …
Yes
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find the perimeter and area of triangle abc if each unit on the graph m…
Perimeter: $20.9$ cm, Area: $16$ $cm^2$
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construct the line that is perpendicular to l at point a.
The third figure (the one with the blue line forming a right - angle with line $\ell$ at point A)
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lydia fills a box with unit cubes. which expressions can be used to fin…
12×2, 12 + 12, 3×4×2
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the graph represents one side of the roof of a building. the slope of t…
$3.5$
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raj uses 1 - centimeter cubes to build the rectangular prism shown belo…
36
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unit 2, lesson 9: describing transformations in the coordinate plane wa…
1. Translation by directed line segment from $(0,0)$ to $(0,2)$: $(3,4)$ 2. Translation by directed line segment from $(0,0)$ to $(-4,0)$: $(-1,2)$ 3. Reflection across the $y$ - …
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solve for a. a = ?°
$55^{\circ}$
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solve for a. 25° 55° a 30° a = ?°
\(55\)
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solve for x to make a||b. a (5x)° b (3x + 20)° x = ?
\(x = 10\)
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solve for x to make a||b. a (4x + 14)° b (3x + 21)° x = ?
\(x = 7\)
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refer to the coordinate grid. find point c on ab that is ⅕ of the dista…
B. \((5,\frac{7}{5}-4)\)
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lesson 1 understanding rigid transformations and their properties conti…
No. Translation, reflection, and rotation are rigid transformations, which preserve the size and shape of a figure.
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find the smallest angle of △bcd.
Approximately $43.1^{\circ}$
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what is the value of z? 3z - 30° z + 50° 2z z =
$z = \frac{80}{3}$
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what is the value of a? a + 47° 3a - 17° 2a a = °
\(a = 16\)
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what is the value of b? 14b - 32° 41° 15b b =
$9$
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name: circle or highlight each part of speech with the correct color. u…
1. Noun: captain, ship, island; Verb: steered; Adverb: quickly; Pronoun: them 2. Noun: dog; Verb: run; Adverb: always; Pronoun: I, my 3. Noun: hallway; Verb: walks; Adverb: quietl…
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5) 14 2 1 x
7
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what is the value of a?
$49$
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what is the value of x? x - 26° x + 11° x - 28° x =
\(x = 65\)
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use △def to complete the statements. angle e is the included angle betw…
DE and EF, F
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what is the value of w? w + 47° w w - 43° w =
\(w = 90\)
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5. what type of transformation is shown from the a shape to the b shape…
B. Reflection and Rotation
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what is the value of a? a - 13° a a + 45° a = °
$a = 58$
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5. what type of transformation is shown from the a shape to the b shape…
No correct option is given as the transformation is rotation and translation.
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4. which the following lists the correct order of transformations that …
A reflection over the y - axis followed by a reflection over the x - axis.
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in the rectangular prism, each small cube has edges that are $\frac{1}{…
$2\frac{1}{2}$ inches
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a square field has an area of 22,500 square feet. to the nearest foot, …
212 feet
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3. which transformation would be a horizontal reflection and a dilation…
The option where the new L - shape is flipped horizontally (mirrored across a vertical line) and is half the size of the original L - shape. Without specific option identifiers (A…