几何
三角形、圆、解析几何与证明题。
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graph the circle with center (4, 1) that passes through (4, -4). find t…
In terms of \( \pi \), the circumference is \( 10\pi \). To the nearest tenth, the circumference is \( 31.4 \).
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question 2 of 9 find the area of a circle with diameter 38 mm, both in …
B. \( A = 361\pi \text{ mm}^2 \approx 1133.5 \text{ mm}^2 \)
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question 1 of 9 graph the circle with center (-3, -3) that passes throu…
In terms of \( \pi \), the circumference is \( 10\pi \). To the nearest tenth, the circumference is \( 31.4 \).
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based on the ramps below and their heights and lengths (not to scale), …
DEF
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guided notes lesson 8 - 3: aa similarity > i can prove triangle similar…
1. $t = \frac{17}{3}$ 2. $x = -2$ 3. $k = -\frac{23}{4}$ --- ### Example 1
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guided notes lesson 8 - 3: aa similarity i can prove triangle similarit…
1. $t = \frac{17}{3}$ 2. $x = -2$ 3. $k = -\frac{23}{4}$ --- ### Example 1
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wednesday reading log pages read today: 185 to 205 book check book leve…
Reaction: Circled heart icon (already completed) Summary: First, Greg tries to impress Holly at the pool but is embarrassed by his dad's swim trunks. Then, he and Rowley fight ove…
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which fraction is represented on the number line below options: \\(\fra…
$\frac{9}{8}$ (the option with $\frac{9}{8}$)
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8) find the missing angle. 35° 100° exterior ?
\(135^{\circ}\)
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the area of this triangle is the perimeter of this triangle is
Area: 24, Perimeter: 26
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the area of this shape is the perimeter of this shape is
Area: 36 square feet, Perimeter: 24 feet
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area and perimeter (last day to retake 2/15) the area of this shape is …
The area of this shape is 32 square feet The perimeter of this shape is 24 feet
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graph each equation. 9) \\(\\dfrac{x^2}{4} + \\dfrac{y^2}{9} = 1\\)
The graph is an ellipse centered at the origin \((0,0)\) with vertices at \((0, 3)\), \((0, - 3)\) and co - vertices at \((2,0)\), \((-2,0)\). The ellipse is drawn by connecting t…
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6. find the area of the shaded region. all angles are right angles. sho…
### Problem 6: Find the area of the shaded region # Explanation: ## Step 1: Analyze the shape The shaded region can be divided into three rectangles. Let's identify their dimensio…
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translate the figure as indicated. label the image using prime notation…
### Problem 7 (Translation: 3 units right and 3 units down) #### Step 1: Identify Coordinates of Original Points First, we determine the coordinates of the vertices of the origina…
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** this is a 2 - page document! ** directions: given the vertices, dete…
Square
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8. if de = 16x - 3, ef = 9x + 11, and df = 52, find hg. directions: if …
9. $VU = 15$, $SU = 15\sqrt{2}$, $TV = 15\sqrt{2}$, $SW = \frac{15\sqrt{2}}{2}$ 10. $OM = 46$, $PN = 23$, $ON = 23\sqrt{2}$, $MN = 23\sqrt{2}$ 11. $m\angle EFG = 90^\circ$, $m\ang…
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12. solve for x. (6x - 21)° p q t s r
$x = 11$
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you do: check for understanding a triangular park is mapped using coord…
A. Yes
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team task: stations! enrique is hiking on the campground map. he will s…
The length of the hike is approximately \( \boldsymbol{165.58} \) units (or \( 30\sqrt{10} + 50\sqrt{2} \) units in exact form).
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given triangle abc has vertices located at a(-2,2), b(3,3), and c(1,-3)…
\(\sqrt{26}\) ### Part B
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graph each equation. 9) \\(dfrac{x^2}{4} + dfrac{y^2}{9} = 1\\)
The graph is an ellipse centered at the origin \((0,0)\) with vertices at \((0, 3)\), \((0, - 3)\) and co - vertices at \((2, 0)\), \((-2, 0)\). To draw it, plot these points and …
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graph each equation. 9) \\(\\dfrac{x^2}{4} + \\dfrac{y^2}{9} = 1\\)
The graph is an ellipse centered at \((0,0)\), with vertices at \((0,\pm3)\) and co - vertices at \((\pm2,0)\), drawn by plotting the center, vertices, and co - vertices and then …
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you do: check for understanding eldoras family lives in new mexico. she…
c. Compare the slopes of JK and KL. If the product of the slopes is -1, then the lines are perpendicular. Find the lengths of JK and KL. If the lengths are equal, then the triangl…
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true or false? your complementary/supplementary angles must share a leg…
False
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directions answer the question below to check your understanding and mo…
Right, Straight
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Question was provided via image upload.
\( A' = (-9, 4) \) \( B' = (-7, 7) \) \( C' = (-5, 1) \)
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given that $m \\parallel \\overleftrightarrow{yz}$. why is the measure …
1. $180^\circ$ 2. $180^\circ$ 3. alternate interior 4. $\overleftrightarrow{XY}$ 5. Alternate interior 6. congruent
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two students describe the sides of right triangle abc in relation to ∠b…
Tomas is correct; $\overline{AC}$ is opposite $\angle B$ and $\overline{BC}$ is adjacent to $\angle B$.
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given right triangle pqr, which represents the value of sin(p)? \\(\\fr…
$\boldsymbol{\frac{RQ}{PQ}}$ (the third option)
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graph the tranformation listed below using the graph in the correct col…
\( A'=(7, 3) \) \( B'=(10, 2) \) \( C'=(4, 1) \) Wait, but this seems incorrect. Maybe I made a mistake in the original coordinates. Let's re - check. Maybe the coordinates are: -…
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julian describes an angle in the triangle using these statements. \\(\\…
$\boldsymbol{\angle G}$
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drag and drop your answers into the boxes to complete the explanation. …
In the figure $\boldsymbol{\angle4}$ and $\angle1$ are alternate interior angles. Therefore, $m\angle1 = \boldsymbol{70^\circ}$. $\angle2$ and $\angle5$ are alternate interior ang…
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given right triangle gyk, what is the value of tan(g)? ○ $\frac{1}{2}$ …
$\frac{\sqrt{3}}{3}$ (matches option $\boldsymbol{\frac{2\sqrt{3}}{3}}$ is incorrect; the correct value is $\frac{\sqrt{3}}{3}$, but based on the triangle, the correct calculated …
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given right triangle jkm, which correctly describes the locations of th…
a is the hypotenuse, b is adjacent, c is opposite
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what is the scale factor used to dilate the triangle shown below.
3
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given right triangle xyz, what is the value of tan(y)? ○ \\(\frac{1}{2}…
$\boldsymbol{\frac{\sqrt{3}}{3}}$ (corresponding to the second option)
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what are the coordinates of point c if c(0, 7) is rotated 180° clockwis…
\((0, - 7)\)
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what is the length of the side opposite ∠b? ○ 3 units ○ 4 units ○ 5 uni…
4 units
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shift the graph using the rule: (x + 3, y - 1)
Translated points: \( A'(5, 5) \), \( B'(5, 1) \), \( C'(8, 1) \) (Plot these points to see the shifted graph.)
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shift the graph using the rule: (x + 3, y - 1)
The translated coordinates are: A'$(9, 1)$, B'$(5, 1)$, C'$(5, 4)$. To graph the translated figure, plot these points and connect them.
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analyzing the sine ratio explain why the value of the sine ratio for an…
For any acute angle in a right triangle, the sine ratio is defined as $\frac{\text{opposite side}}{\text{hypotenuse}}$. All side lengths are positive, so the ratio is positive. Th…
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item 1 what are the coordinate points of e, if e(-9, 8) is translated u…
\((1, 4)\)
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consider △abc. what are the angles that make the trigonometric statemen…
$\sin(\boldsymbol{A}) = \cos(B)$ $\sin(B) = \cos(\boldsymbol{A})$
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drag and drop your answers into the boxes to complete the explanation. …
$\angle AEB, \angle3, \angle DEC$ form a $\boldsymbol{\text{straight angle}}$, so $\boldsymbol{m\angle AEB + m\angle3 + m\angle DEC = 180^\circ}$. Therefore, $m\angle3 = \boldsymb…
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recognizing trigonometric ratios use the diagram and side lengths of tr…
$\sin(\boldsymbol{R}) = \frac{12}{13}$ $\tan(\boldsymbol{T}) = \frac{5}{12}$
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finding the values of trigonometric ratios what are the values of the t…
$\sin(L) = \frac{4}{5}$ $\cos(L) = \frac{3}{5}$ $\tan(L) = \frac{4}{3}$
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identify the triangle that contains an acute angle for which the sine a…
The second triangle (right triangle with $\angle A = 45^\circ$, $\angle B = 45^\circ$, right angle at $C$, and equal sides $AC$ and $BC$)
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classify the triangle by its sides and by measuring its angles. the tri…
By angles: acute (or equiangular); By sides: equilateral (or isosceles) (Note: The most precise for sides is equilateral (since all three sides are marked equal), and for angles, …
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error analysis describe and correct the error in finding ( mangle 1 ). …
The error was using the sum of angles in a quadrilateral (\(360^\circ\)) instead of a triangle (\(180^\circ\)). The correct measure of \(\angle1\) is \(26^\circ\).
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find ( mangle 1 ). then classify the triangle by its angles. ( mangle 1…
\(m\angle1 = \boldsymbol{110}^\circ\). The triangle can be classified by its angles as \(\boldsymbol{\text{obtuse}}\).
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the measure of the exterior angle of the triangle is \\(\\square^{\\cir…
\(114\)
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find the measure of each acute angle. (3x + 2)° = \\square ° and x° = \…
\((3x + 2)^\circ = \boldsymbol{68}^\circ\) and \(x^\circ = \boldsymbol{22}^\circ\)
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classify the triangle by its sides and by measuring its angles. the tri…
By angles: obtuse; By sides: isosceles
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classify the triangle by its sides and by measuring its angles. the tri…
By angles: acute; By sides: isosceles (or if all sides different, scalene, but the diagram likely isosceles - acute. So the answer is (angle: acute, side: isosceles) or (angle: ac…
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modeling real life a face of a chemical sensor that detects peanuts in …
Isosceles (since two sides are equal, it is an isosceles triangle) ### Part 2: Classify by angles
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find the measure of each acute angle. (19x − 1)° (13x − 5)° (19x − 1)° …
\((19x - 1)^\circ = \boldsymbol{56}^\circ\) and \((13x - 5)^\circ = \boldsymbol{34}^\circ\)
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find ( mangle 1 ). then classify the triangle by its angles. ( mangle 1…
\(m\angle1 = 52^\circ\). The triangle is classified as right.
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classify the triangle by its sides and by measuring its angles. the tri…
By angles: right; By sides: isosceles (the side - classification answer is "isosceles")
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which is the correct classification for this triangle? ○ right triangle…
obtuse triangle
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what is the value of x in the triangle? ○ 65° ○ 55° ○ 45° ○ 35° (there …
$45^\circ$ (Option: 45°)
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in $\\triangle abc, m\\angle a = 73^{\\circ}; m\\angle b = 41^{\\circ}$…
$66^\circ$
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is the triangle acute, right, or obtuse? 48° 72° 60° acute obtuse right
acute
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what is the value of x in this triangle? 45° 80° x° enter your answer i…
$55$
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what is the value of x in this triangle? enter your answer in the box. …
$65$
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what is the value of x in this triangle? 125° 38° x° enter your answer …
$17$
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you do: check for understanding triangle abc has vertices at: a(-4, 1),…
The slope of AB is: $\boldsymbol{\frac{1}{3}}$ and the slope of AC is: $\boldsymbol{-2}$ Triangle ABC is a right triangle because AB and AC are: c. Neither (Note: There might be a…
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enter your answers in the boxes to find the value of x. the sum of the …
The sum of the two known angle measures is $155^\circ$. $x = 180^\circ - 155^\circ$ $= 25^\circ$ Final value of $x$: $25^\circ$
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13e pick the winner circle the word that best fits into the sentence. t…
1. Correct word: hilarious Sentence for unused word: The capricious cat kept switching hiding spots. 2. Correct word: unscathed Sentence for unused word: The bleak winter forecast…
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in diagram 1, klump is a regular pentagon and mpq is a straight line. f…
# Explanation: ## Step1: Find interior angle of regular pentagon A regular pentagon has interior angle formula $\frac{(n - 2)\times180^{\circ}}{n}$, where $n = 5$. So $\frac{(5 - …
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the measure of $\\angle mkj$ is $80^\\circ$. after analyzing the diagra…
Her conclusion is correct because the value of \(x\) is 15.
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applying the angle addition postulate the measure of angle jkl can be r…
65
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real - world link architects make detailed drawings of rooms and buildi…
| Object | Length (ft) | Length (units) | |------------|-------------|----------------| | Bed | $6$ | $3$ | | Nightstand | $2.5$ | $1.25$ | | Dresser | $5$ | $2.5$ | *(For Step 3:…
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9. in the diagram below, \\(\\overline{de}\\), \\(\\overline{df}\\), an…
(4) \( AB + AC \)
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measuring angles use the interactive protractor to answer the questions…
The measure of \( \angle PQR \) in degrees is \( \boldsymbol{100} \). Angle \( PQR \) is a(an) \( \boldsymbol{\text{obtuse}} \) angle.
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one of the most helpful methods people around the world have used to le…
resilience
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applying the segment addition postulate point d is on segment bc. segme…
144
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find the measure of each side indicated. round to the nearest tenth. 9)…
9) $x\approx9.9$ 10) $x\approx2.0$ 11) $\angle A=37^\circ$, $AC\approx8.0$, $AB\approx10.0$ 12) $\angle A=65^\circ$, $BC\approx10.0$, $AC\approx4.6$
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what is the measure of $\\angle xyz$?\ \ a. $75^\\circ$\ b. $108^\\circ…
D. $54^\circ$
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look at the above painting. which of the following elements of the pain…
c. The height of the man and woman as compared to all the other people.
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what is the measure of (overarc{ac})? a. (150^circ) b. (120^circ) c. (3…
A. $150^\circ$
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question 8 of 10 the measure of an angle formed by ________ is half the…
B. intersecting chords
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practice determining the measures of line segments and angles. what is …
point N
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question 7 of 10 what is the measure of ∠xyz? a. 36° b. 72° c. 55° d. 1…
A. $36^\circ$
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what is the measure of $\\angle xyz$? a. $64^\\circ$ b. $108^\\circ$ c.…
D. $72^\circ$
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question 5 of 10 intersecting chords form a pair of congruent, vertical…
A. True
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what is the measure of a. 128° b. 38° c. 142° d. 52°
B. \(38^\circ\)
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7. in △abc shown below, l is the midpoint of (overline{bc}), m is the m…
35
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in the diagram, ∠jkm is a straight angle. which statements about the di…
- \(\overrightarrow{KQ}\) is an angle bisector: True - \(\angle LKQ\) is bisected: True - \(m\angle JKL = 45^{\circ}\): False - \(m\angle MKQ + m\angle PKQ=m\angle PKM\): True (co…
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which expression gives the measure of $\\angle abc$? a. $110^\\circ - 2…
B. $\frac{1}{2}(110^{\circ} - 20^{\circ})$
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6.5.4 quiz: intersecting chord theorem question 1 of 10 what is the mea…
D. $29^\circ$
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what is the volume of the cube? 7 cm 21 cm³ 49 cm³ 147 cm³ 343 cm³
D. \( 343 \, \text{cm}^3 \)
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question 10 of 10 what is the measure of $\\angle abc$ a. $59^\\circ$ b…
A. $59^\circ$
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question 9 of 10 the measure of an inscribed angle in a circle is _____…
B. half
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question 8 of 10 what is the measure of \\(\\overarc{jl}\\)? a. \\(64^\…
A. $64^\circ$
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question 7 of 10 what is the measure of \\(\\angle abc\\)? a. \\(92^{\\…
D. $44^\circ$
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find each measure. 1. rs 2. xz list the angles and sides of each triang…
1. $RS = 9$ 2. $XZ = 34$ 3. Sides (smallest to largest): $RT, TS, SR$; Angles (smallest to largest): $\angle S, \angle R, \angle T$ 4. Angles (smallest to largest): $\angle A, \an…
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question 6 of 10 what is the measure of ∠xyz? a. 68° b. 34° c. 136° d. …
B. $34^\circ$
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question 5 of 10 an inscribed angle is an angle formed by two chords th…
A. True
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question 4 of 10 what is the measure of \\(\\angle xyz\\)? 148° a. 148°…
C. $74^\circ$