Géométrie
Triangles, cercles, géométrie analytique et démonstrations.
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the longest side of an acute isosceles triangle is 12 centimeters. roun…
D. 8.5 cm
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the longest side of an obtuse triangle measures 20 cm. the two shorter …
6.3
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suppose that e and f are points on the number line. if ef=13 and e lies…
-10, 16
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which set of numbers can represent the side lengths, in centimeters, of…
10, 24, 26
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the shorter sides of an acute triangle are x cm and 2x cm. the longest …
B. 7
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which set of numbers can represent the side lengths, in inches, of an a…
B. 5, 7, 8
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which classification best represents a triangle with side lengths 6 cm,…
obtuse, because $6^2 + 10^2 < 12^2$
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explaining triangle classification theorems your classmate is unsure ab…
To classify a triangle by its side lengths, follow these steps: 1. Sort the sides as $a \leq b \leq c$, where $c$ is the longest side. 2. **By side equality**: - Equilateral: $a =…
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apply: circle problem #4 point o is the centre of the circle. what is t…
\(80\)
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applying triangle classification theorems to get from his house to the …
Lin walked southwest, creating an obtuse triangle.
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the corresponding angles of similar figures are ______. proportional th…
the same (the option: the same)
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scale factors similar figures are figures that have the same ______. nu…
D. shape
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ramon wants to make an acute triangle with three pieces of wood. so far…
less than $\sqrt{58}$ inches but greater than 7 inches
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directions: find the slope of 1.
The slope of the line is \(1\).
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identifying possible side lengths marlena has 3 straws. two straws have…
5 inches, 6 inches
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applying the converse of the pythagorean theorem janice examines the gi…
It is over by approximately 0.6 units.
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on the packaging for a triangular sail, the edge measurements for the s…
obtuse
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ellas geometry teacher asked each student to devise a problem and write…
Ella's procedure and conclusion are incorrect.
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which value from the list below, when substituted for x, would represen…
14
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apply: circle problem #3 point o is the centre of the circle. what is t…
\( 80^\circ \) (Wait, no, maybe 40. Wait, I'm confused. Let's start over. The key is: \( OA = OB \) (radii), so \( \triangle OAB \) is isosceles. \( \angle OAB = 50^\circ \), so \…
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which sets of three of numbers represent the sides of an obtuse triangl…
2, 2, 3 3, 5, 6
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calculate the perimeter of the given irregular shape. type only the num…
30
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calculate the area of the given irregular shape. type only the number v…
84
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solving a real - world problem you are told that in a billiards shot, t…
10
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apply: finding unknown angle measures railroad tracks cross park avenue…
B. \(40^\circ\)
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lesson 7: dilations in the coordinate plane second slide - 2/4/26 a (1,…
\( 5 \)
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calculate the perimeter of the following irregular shape. type only the…
46
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calculate the perimeter of the following irregular shape. type only the…
48
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7) what is the value of ( w ) in the figure above? (a) ( 90 ) (b) ( 100…
(C) 110
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calculate the area of the given irregular shape. type only the number v…
96
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applying the triangle inequality theorems and the converse of the pytha…
Triangle JKL is obtuse triangle. Triangle XYZ is acute triangle.
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question 7 of 8 (1 point) | question attempt: 1 of 3 suppose that △ijk …
\( m\angle I = 54^\circ \), \( m\angle J = 72^\circ \), \( m\angle K = 54^\circ \)
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calculate the area of a square whose diagonal is 10 cm. type only the n…
50
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find the unknown measure of the rectangle. area = 63 square feet 7 ft f…
9 feet
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find the area of the parallelogram. 18 in. 19 in. 13.5 in. area = \\squ…
243 in.$^2$
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in the figure above, if ( x = 70 ) and ( y = 40 ) and the dotted lines …
E) 55
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applying the acute triangle inequality theorem use the drop - down menu…
$4^2$ is $\boldsymbol{less\ than}$ $3^2 + 3^2$. Therefore, $\triangle JKL$ is $\boldsymbol{an\ acute\ triangle}$. $5^2$ is $\boldsymbol{equal\ to}$ $3^2 + 4^2$. Applying the same …
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#9 calculate the area of the colored shape: 9cm 6cm 4cm 7cm #1 42 in² #…
$26$ $\text{cm}^2$
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in the figure above, $overline{ad}$, $overline{be}$, and $overline{cf}$…
(A) $40^\circ$
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#7 calculate the area of the colored shape: (image of a blue l - shaped…
$11$ $\text{ft}^2$
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area of composite shapes solve and type your answers into the #6 calcul…
$87$ $\text{yd}^2$
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area of composite shapes #4 calculate the area of the colored shape: 11…
$79$ yd²
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choose the most appropriate letter. show work 1) in the figure above, i…
C) 117
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1. what is the sum of the measures of the interior angles 2. what is th…
s: 1. The sum of interior angles of a polygon is \((n - 2)\times180^{\circ}\) (where \(n\) is the number of sides). 2. The sum of interior angles of a 25 - gon is \(4140^{\circ}\)…
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applying the converse of the pythagorean theorem max has sticks of leng…
6 in., 8 in., and 10 in.
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area of composite shapes #1 calculate the area of the colored shape: 9i…
$42$ $\text{in}^2$
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type the correct answer in the box. the volume of a rectangular prism i…
$\frac{V}{lh}$
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given: △abc with (a^2 + b^2 = c^2) and right △def constructed with legs…
1. First blank: Pythagorean theorem 2. Second blank: SSS Congruence Postulate 3. Third blank: \(\angle C\) 4. Fourth blank: definition of a right triangle
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8. reasoning is triangle abc a reflection of triangle abc across the li…
No, triangle A'B'C' is not a reflection of triangle ABC across the line. A reflection would create a mirror image where each vertex of ABC is mirrored across the line to form A'B'…
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5. name the transformation or sequence of transformations that map one …
## First Set (ΔDEC): Transformations: A rotation about the origin at **90° clockwise** Followed by a translation of **0 units (no translation needed)** $\Delta DEC \cong \Delta GH…
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applying the pythagorean theorem what is the value of x? x = 10 8
6
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what is the area of square uvwx? area = \\square square units
169 square units
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for each part below, use the figure to fill in the blank. if necessary,…
\( 110 \) ### Part (b)
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Question was provided via image upload.
a. \( w = 99^\circ \), because \( 42 + 39 = 81 \) and \( 180 - 81 = 99 \) ### Problem 5
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for each part below, use the figure to fill in the blank. if necessary,…
\( 25 \) ### Part (b)
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7.2 assignment possible points: 0.74 triangles rst and wxy are similar.…
Longest side = 30 inches Second longest side = 21 inches
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$\\overline{wy}$ is an altitude in triangle $wxz$. if $\\triangle ywz \…
$\angle XWZ$ is a right angle.
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suppose the radius r is 2 units and the angle \\(\\theta\\) is \\(120^\…
\( 4.19 \)
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parallelogram fghj was dilated and translated to form similar parallelo…
4
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consider the two triangles. to prove that the triangles are similar by …
$\boldsymbol{\frac{AC}{GI} = \frac{BC}{HI}}$
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numeric 1 point suppose the radius r is 2 units and the angle \\(\\thet…
\( 4.19 \)
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suppose the radius r is 2 units and the angle θ is 120°. what is the ar…
\( 4.19 \)
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exit ticket draw, label and annotate (with all 6 pairs of congruent mar…
1. $\angle A \cong \angle I$ 2. $\angle Y \cong \angle J$ 3. $\angle W \cong \angle P$ 4. $\overline{AY} \cong \overline{IJ}$ 5. $\overline{YW} \cong \overline{JP}$ 6. $\overline{…
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triangle abc was dilated using the rule $d_{r, \\frac{5}{4}}$. if $ca =…
10 units
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name: practice & problem solving 7 leveled practice trapezoid abcd is s…
### Preimage Points: $A=(2, 8)$ $B=(6, 8)$ $C=(8, 3)$ $D=(2, 3)$ ### Image Points (reflection over y-axis): $A'=(-2, 8)$ $B'=(-6, 8)$ $C'=(-8, 3)$ $D'=(-2, 3)$ *(To complete the t…
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what is the value of x? 12 units 15 units 20 units 25 units
12 units
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which transformations could have occurred to map △abc to △a\b\c? a rota…
a reflection and a dilation
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if point p is \\(\frac{4}{7}\\) of the distance from m to n, what ratio…
B. 4:3
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suppose the radius r is 3 units and the angle \\(\\theta\\) is \\(\\fra…
\( 2.36 \)
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which value of y would make op || ln? 16 24 32 36
36
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the two triangles are similar. find the values of the variable. m =
8
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if an image of a triangle is congruent to the pre - image, what is the …
1
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suppose the radius r is 3 units and the angle θ is \\(\\frac{\\pi}{6}\\…
1.57
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suppose the radius r is 1.5 units and the angle \\(\\theta\\) is \\(\\f…
\( 1.77 \)
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suppose the radius ( r ) is 1.5 units and the angle ( \theta ) is ( \fr…
\( 1.57 \)
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an isosceles triangles altitude will bisect its base.
The midpoint of the base (segment between $4+2i$ and $10+4i$) is $7+3i$, confirming the altitude from $5+9i$ bisects the base, so the statement "An isosceles triangle's altitude w…
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numeric 1 point please convert 189° into radians. round to two places a…
3.30
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is rectangle efgh the result of a dilation of rectangle abcd with a cen…
No, because corresponding sides have different slopes.
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which best explains why all equilateral triangles are similar? all equi…
All equilateral triangles can be mapped onto each other using combinations of dilations and rigid transformations.
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1 numeric 1 point please convert \\(\\frac{2\\pi}{5}\\) radians into de…
$72.00$ ### Sub - Question 2
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which statements can be concluded from the diagram and used to prove th…
$\boldsymbol{\frac{RS}{VU} = \frac{ST}{UT} \text{ and } \angle S \cong \angle U}$ (first option)
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in the standard ((x, y)) coordinate plane, what is the slope of the lin…
C. $-\frac{1}{7}$
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the table of ordered pairs represents some points on line p. line n is …
$\boldsymbol{3x - y = 2}$ and $\boldsymbol{2x + y = 4}$ (first option)
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$\\overline{qr}$, $\\overline{rs}$, and $\\overline{sq}$ are midsegment…
14.50 cm
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read the proof. given: $overline{ab} parallel overline{de}$ prove: $\tr…
AA similarity theorem.
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right triangle test 1 k simplify the radical. show your work for full c…
1. $\boldsymbol{48\sqrt{3}}$ 2. $\boldsymbol{\frac{2\sqrt{7}}{11}}$ 3. $\boldsymbol{5\sqrt{10}}$ 4. $\boldsymbol{6\sqrt{6}}$ 5. $\boldsymbol{4\sqrt{3}}$ m 6. $AB=\boldsymbol{36}$,…
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14. a student wants to know how tall the flagpole at her school is, her…
$\approx 22.3$ feet (rounded to one decimal place; exact calculated value is $\approx 22.2868$ feet)
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en la figura mostrada a continuación, l || m. hallar x.
$57^\circ$
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what is the value of y? 3√3 units 6√3 units 9√3 units 12√3 units
$6\sqrt{3}$ units
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find the missing sides. leave all answers that are not integers in radi…
$4\sqrt{3}$ m --- ### Problem (Top Left, $JG$)
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determine whether the following graph represents a function. answer fun…
Function
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what is the length of (overline{sr})? 9 units 12 units 15 units 18 unit…
15 units
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determine whether the following graph represents a function.
Yes, the graph represents a function.
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what is the length of \\(overline{ac}\\)? \\(\\bigcirc\\) 3 ft \\(\\big…
D. 12 ft
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directions: find the missing side lengths. leave your answers as radica…
1) $x=5\sqrt{3}$, $y=5$ 2) $x=2$, $y=1$ 3) $x=\frac{10\sqrt{3}}{3}$, $y=\frac{5\sqrt{3}}{3}$ 4) $u=\frac{20}{3}$, $v=\frac{10}{3}$ 5) $a=\frac{8}{3}$, $b=\frac{4}{3}$ 6) $x=2$, $y…
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which list of numbers could represent the side lengths of a right trian…
C. 10, 24, 26
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one of the angles in a triangle measures x degrees. another angle in th…
A. $180 - (x + y)$
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what is the slope of the line on a coordinate plane that passes through…
D. $\frac{4}{3}$
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en la figura a continuación, determine lo siguiente. (a) un par de ángu…
(a) $\angle 1$ y $\angle 3$ (b) $\angle 1$ y $\angle 2$ (c) $\angle 2$ y $\angle 6$
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una transversal corta dos rectas paralelas tal y como se muestra a cont…
$m\angle1 = 136^\circ$ $m\angle4 = 44^\circ$