幾何
三角形、円、座標幾何、証明問題。
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b. use the triangles below to fill in the table. (original triangle: ba…
| Geometric Shape | Base | Height | Perimeter | Area | | --- | --- | --- | --- | --- | | Original Triangle | \(3\) cm | \(4\) cm | \(12\) cm | \(6\) \(cm^{2}\) | | Enlarged Triang…
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(score for question 2: ___ of 5 points) 2. loran is a long range hyperb…
$\frac{x^2}{8100} - \frac{y^2}{1900} = 1$
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give the center and radius of the circle described by the equation and …
The center is \((-6,3)\). The radius is \(3\). The domain is \([-9,-3]\). The range is \([0,6]\).
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width (shorter side) length (longer side) perimeter area first rectangl…
The rectangles \(8\) in by \(12\) in, \(2\) in by \(3\) in, and \(6\) in by \(9\) in are similar to the original photo (with width \(4\) in and length \(6\) in). The scale factors…
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complete the square and write the given equation in standard form. then…
The equation in standard form is \((x + 1)^{2}+(y + 2)^{2}=1\) The center of the circle is \((-1,-2)\) The radius of the circle is \(r = 1\)
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write the standard form of the equation of the circle with the given ce…
\((x - 5)^2+(y - 3)^2=36\)
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lesson b where is the pen? 1 look at the pictures. write the words. the…
1. computer - on 2. eraser - in 3. ruler - under 4. calendar - on 5. dictionary - under 6. calculator - in 2. 1. a. It's on the desk 2. b. It's on the wall 3. a. It's under the di…
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find the midpoint of the line segment whose endpoints are given. (-1, -…
\((2,-1)\)
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8) reflection across x = -2 y(-4, 3), x(1, 4), w(1, 2)
Reflected points: \(Y'(0,3)\), \(X'(-5,4)\), \(W'(-5,2)\)
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7) reflection across y = 3\ k(-4, 2), l(-4, 4), m(-2, 5)
Reflected points: \(K'(-4,4)\), \(L'(-4,2)\), \(M'(-2,1)\)
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in the triangular prism shown below, which lines are intersecting? opti…
$\overline{QR}$ and $\overline{QS}$, $\overline{QS}$ and $\overline{RS}$, $\overline{QR}$ and $\overline{NQ}$
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in the triangular prism shown below, which lines are intersecting? opti…
A. $\overrightarrow{QR}$ and $\overrightarrow{QS}$, B. $\overrightarrow{QS}$ and $\overrightarrow{RS}$, C. $\overrightarrow{QR}$ and $\overrightarrow{NQ}$
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write the standard form of the equation of the circle with the given ce…
\((x - 5)^2+(y - 6)^2=64\)
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find the distance between the pair of points. if necessary, express ans…
\(10\)
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what is the center of the hyperbola? \\(\\frac{(y+3)^2}{9} - \\frac{(x-…
\((7,-3)\)
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in the triangular pyramid shown below, which lines are skew? image of t…
A. $\overrightarrow{RT}$ and $\overrightarrow{SU}$
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a 149 ft tower is located on the side of a mountain that is inclined 23…
\(184.39\)
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in the cube shown below, which planes are parallel? fij and fgh fgj and…
FIJ and GHK
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a 192 ft tower is located on the side of a mountain that is inclined 27…
\(245.10\)
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in the cube shown below, which planes intersect? ade and bcf efg and ab…
ABE and ABC
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in the rectangular prism shown below, which planes are parallel? select…
B. NOR and QRS
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a 149 ft tower is located on the side of a mountain that is inclined 21…
\(172.74\)
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the four sequential sides of a quadrilateral have lengths $a = 5.1$, $b…
\(60\)
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Question was provided via image upload.
\(222.78\)
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find all angles, ( 0^circ leq \theta < 360^circ ), that solve the follo…
\(135^\circ, 315^\circ\)
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find all angles, ( 0^circ leq \theta < 360^circ ), that solve the follo…
\(150^\circ, 330^\circ\)
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complete the square and write the given equation in standard form. then…
- Standard form: \((x - 2)^{2}+(y - 4)^{2}=25\) - Center: \((2,4)\) - Radius: \(r = 5\)
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find all angles, 0° ≤ θ < 360°, that solve the following equation. cosθ…
The angles are $90^\circ$ and $270^\circ$. So $\theta = 90^\circ, 270^\circ$
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give the center and radius of the circle described by the equation and …
\([-2,8]\)
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find all angles, $0^{\\circ} \\leq \\theta < 360^{\\circ}$, that solve …
$45^{\circ}, 315^{\circ}$
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give the center and radius of the circle described by the equation and …
\([-9,1]\)
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read the paragraph. novac barely heard his dad’s car rumbling up the dr…
heard; felt
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give the center and radius of the circle described by the equation and …
\(5\)
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give the center and radius of the circle described by the equation and …
\((-4,3)\)
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in the cube shown below, which lines are skew? select all that apply. i…
$\overline{XY}$ and $\overline{ST}$, $\overline{TV}$ and $\overline{WY}$
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find all angles, 0° ≤ θ < 360°, that solve the following equation. sinθ…
$225^\circ, 315^\circ$
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find all angles, 0° ≤ θ < 360°, that solve the following equation. sinθ…
$45^\circ, 135^\circ$
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jill has 120 feet of fencing to use for two horse paddocks. to increase…
D. \( -2x^2 + 120x = 1800 \)
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in the rectangular prism shown below, which lines are intersecting? sel…
$\overline{GK}$ and $\overline{HL}$, $\overline{KL}$ and $\overline{GH}$
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to estimate the height of a building, two students find the angle of el…
\(550\)
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the path of a satellite orbiting the earth causes it to pass directly o…
distance from \(A\approx487.82\) km, height\(\approx486.80\) km
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in the square pyramid shown below, which lines are intersecting? select…
$\overline{KL}$ and $\overline{LM}$, $\overline{LM}$ and $\overline{MN}$, $\overline{KM}$ and $\overline{MN}$
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triangle trig: missing sides solve for x. round to the tenth place. the…
Left 1: 12.7 Right 1: 12.7 Left 2: 7.3 Right 2: 16.0 Left 3: 5.6 Right 3: 8.3
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how far is it from the pet store to the bicycle shop? science lab pet s…
\(4\)
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points a and b are separated by a lake. to find the distance between th…
\(429.32\)
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how far is it from the game store to the art gallery? coffee shop groce…
\(4\)
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the law of sines: the ambiguous case solve 88°, a = 110 ft m, c = 54 ft…
\(A\approx127.8\) degrees, \(x\approx52.1\)
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what is at (3, -2)?
harbor
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8. (diagram of two triangles, triangle abc with side ab = x - 2, ac = 5…
5
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the law of sines: the ambiguous case solve 88°, a = 110 ft m, c = 54 ft…
If we assume the non - degenerate triangle with \(A\) being the larger angle (since \(31>26\) in length, by the Law of Sines, the larger side is opposite the larger angle). So \(A…
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geometry pythagorean theorem review find the missing side of each trian…
1) 8 yd 2) 3 mi 3) 5 mi 4) 18.4 in 5) 8.6 km 6) 7.7 cm 7) Yes 8) Yes 9) No 10) No
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given the triangle , find the length of side ( x ) using the law of sin…
\(x\approx17.4320\)
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in the triangular prism shown below, which planes intersect? select all…
KLW and KLM, LMO and KLM
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the law of sines: the basics and angles a, b, and c. draw the altitude …
\(14.9320\)
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forming extensive networks via mycorrhizal association—that is, a symbi…
D. pine trees and the fungus Tricholoma matsutake can transport nutrients through their entangled tree roots and fungal hyphae.
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in the square pyramid shown below, which lines are parallel? select all…
$\overline{WX}$ and $\overline{YZ}$, $\overline{XY}$ and $\overline{WZ}$
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in the triangular pyramid shown below, which lines are intersecting? se…
$\overline{PQ}$ and $\overline{MP}$, $\overline{OQ}$ and $\overline{PQ}$
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given the triangle , find the length of side ( x ) using the law of sin…
\(19.3727\)
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given the triangle , find the length of side ( x ) using the law of sin…
\(22.4671\)
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given the triangle 21 27° 30° x , find the length of side x using the l…
\(23.1277\)
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given the triangle , find the length of side ( x ) using the law of sin…
\(9.5484\)
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1. determine if the dilation is an enlargement or reduction, and by how…
The dilation is an enlargement with a scale factor of 2.
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the law of sines: the ambiguous case solve 88°, a = 110 ft m, c = 54 ft…
\(A\approx39.1\) degrees, \(x\approx12.77\)
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in the rectangular prism shown below, which planes intersect? select al…
STW and RST, RSV and STW, STW and TUX
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given the triangle below, find the angle a and length of side x note: p…
\(A = 125.6\) degrees, \(x = 25\)
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given the triangle below, find the angle a and length of side x note: p…
\(A = 103\) degrees, \(x = 44\)
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the law of sines: the basics and angles a, b, and c. draw the altitude …
\(10.6929\)
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the law of sines: the basics and angles a, b, and c. draw the altitude …
\(12.3137\)
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given the triangle , find the length of side ( x ) using the law of sin…
\(10.2092\)
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in the rectangular prism shown below, which lines are intersecting? sel…
$\overline{HI}$ and $\overline{FI}$
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4-8 tina’s rectangular living-room floor measures 15 feet by 18 feet. a…
a. \(270\) square feet b. \(30\) square yards
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in the cube shown below, which lines are skew? \\overleftrightarrow{kl}…
B. $\overline{PQ}$ and $\overline{KL}$
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given the triangle , find the length of side ( x ) using the law of sin…
\(5.8618\)
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in the rectangular prism shown below, which lines are parallel? select …
$\overline{QT}$ and $\overline{VW}$, $\overline{RS}$ and $\overline{VW}$, $\overline{SW}$ and $\overline{TX}$, $\overline{QR}$ and $\overline{ST}$
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given the triangle , find the measure of angle a using the law of cosin…
\(40.9\)
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given the triangle , find the measure of angle a using the law of cosin…
\(35.3\)
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b) \\(\\sum_{j=1}^{5} 4^j\\) graph each ellipse and locate the foci. 8.…
The foci are $(-2,-1)$ and $(6,-1)$.
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a pilot flies in a straight path for 1 h 30 min. she then makes a cours…
\(2319.58\)
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in the triangular prism shown below, which lines are skew?\ \ \\(\\over…
B. $\overline{MN}$ and $\overline{LO}$
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in the triangular prism shown below, which lines are intersecting? \\(\…
C. $\overline{LM}$ and $\overline{LN}$
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to find the distance across a small lake, a surveyor has taken the meas…
\(2.10\)
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given the triangle , find the area of the triangle. round your final an…
\(138.8536\)
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find c if a = 2.42 mi, b = 3.93 mi and ∠c = 40.8 degrees. enter c round…
\(2.629\)
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find c if a = 2.15 mi, b = 3.11 mi and ∠c = 40.2 degrees. enter c round…
\(1.998\)
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given the triangle 28 a 16 25 , find the measure of angle a using the l…
\(34.6\)
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given the triangle , find the measure of angle a using the law of cosin…
\(47.0\)
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given the triangle , find the length of side ( x ) using the law of cos…
\(9.1227\)
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in the triangular prism shown below, which lines are parallel? select a…
B. $\overline{HI}$ and $\overline{EF}$, C. $\overline{DE}$ and $\overline{FI}$, D. $\overline{EH}$ and $\overline{FI}$
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the law of cosines: applications there is a transmission tower near i-1…
\(3921\) ft
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in the cube shown below, which lines are intersecting? \\overleftrighta…
KL and LP
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in the cube shown below, which lines are parallel? select all that appl…
$\overline{FJ}$ and $\overline{GK}$, $\overline{DG}$ and $\overline{EF}$, $\overline{JK}$ and $\overline{DE}$
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in the rectangular prism shown below, which lines are skew? image of re…
B. $\overline{QT}$ and $\overline{RV}$
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16. sana drew the angle shown. riley draws an angle that is \\(\\frac{1…
a. Greater than; because $\frac{11}{5}>1$. b. 99°
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in the triangular prism shown below, which lines are skew? select all t…
$\overline{LO}$ and $\overline{MN}$, $\overline{OP}$ and $\overline{NQ}$, $\overline{PQ}$ and $\overline{LM}$
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using the law of sines to find a triangle with one obtuse angle if $\\a…
\(\angle B\) is \(127.6\) degrees. \(\angle C\) is \(2.4\) degrees. \(c = 1.6\)
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using the law of sines to find a triangle with one obtuse angle if $\\a…
\(\angle B\) is \(130.6\) degrees, \(\angle C\) is \(4.4\) degrees, \(c\approx2.94\)
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46. ( mangle r ) 4.1 (image of a right triangle ( \triangle pqr ) with …
\(m\angle R=(90 - x)^{\circ}\)
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in the cube shown below, which lines are skew? options: (overleftrighta…
D. $\overline{ST}$ and $\overline{MQ}$
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remember, even if you enter an answer rounded to a set number of decima…
\(\sin B\approx0.77439\) \(\angle B_1\approx50.8^{\circ}\), \(\angle B_2\approx129.2^{\circ}\) \(\angle C_1\approx93.3^{\circ}\), \(c_1\approx316.8\) \(\angle C_2\approx14.9^{\cir…
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in the triangular prism shown below, which lines are intersecting? sele…
D. $\overline{GI}$ and $\overline{GH}$