幾何
三角形、円、座標幾何、証明問題。
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look at this shape: which image shows a reflection? a b c
A. Option A
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look at this shape: which image shows a rotation? a b c
B. Option Image of rotated triangle
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look at this shape: which image shows a reflection? a b c
C. Option C
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look at this shape: which image shows a rotation? a b c a b c
A. Option A
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look at this shape: which image shows a translation? a b c
B. Option Image
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look at this shape: which image shows a reflection? a b c
A. Option A
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look at this shape: which image shows a translation? a b c
C.
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look at this shape: which image shows a translation? a b c
A. Option A
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look at this shape: which image shows a rotation? a b c
A.
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look at this shape: which image shows a rotation? a b c
C
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look at this shape: which image shows a reflection?
B. Option Image B
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look at this shape: which image shows a reflection? a b c
B.
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look at this shape: which image shows a rotation? a b c
C. Option C
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look at this shape: which image shows a reflection? a b c a b c
B.
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find the length of the arc, s, on a circle of radius r intercepted by a…
42.94
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find the radian measure of the central angle of a circle of radius r = …
$\frac{13}{5}$
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find the radian measure of the central angle of a circle of radius 4 ya…
$\frac{5}{2}$
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find a positive angle less than 2π that is coterminal with the given an…
\(\frac{5\pi}{3}\)
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find a positive angle less than 360° that is coterminal with the given …
$50$
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use the circle shown in the rectangular coordinate system to find two a…
\(-\frac{\pi}{6},\frac{11\pi}{6}\)
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what are the corresponding parts of the figures below? select all that …
$\overline{PQ}\cong\overline{YX}$, $\overline{RP}\cong\overline{YW}$, $\overline{RQ}\cong\overline{WX}$, $\angle P\cong\angle W$, $\angle Q\cong\angle X$, $\angle R\cong\angle Y$
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tv and wy are parallel lines. which angles are alternate exterior angle…
∠VUS and ∠WXZ
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ce and fh are parallel lines. which angles are alternate exterior angle…
\(\angle CDB\) and \(\angle HGI\)
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rt and uw are parallel lines. which angles are alternate exterior angle…
$\angle RSQ$ and $\angle WVX$
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rt and uw are parallel lines. which angles are alternate exterior angle…
$\angle RSQ$ and $\angle WVX$
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hj and km are parallel lines. which angles are alternate exterior angle…
$\angle JIG$ and $\angle KLN$
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use the circle shown in the rectangular coordinate system to find two a…
\(\frac{\pi}{4},-\frac{7\pi}{4}\) (This is just an example answer. The actual answer depends on the position of the point on the circle. If you provide the position of the point, …
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the expression 40x² - 65x + 50 represents the sum of the interior angle…
\(2(8x^{2}-13x + 10)\)
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which model represents the factors of x² + 9x + 8?
The model that has a large square representing \(x^{2}\), \(9\) rectangles representing \(9x\) (with dimensions \(x\times1\)) and \(8\) unit squares, and can be arranged to show s…
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how could brent use a rectangle to model the factors of x² - 7x + 6? he…
He could draw a diagram of a rectangle with dimensions \(x - 1\) and \(x - 6\) and then show the area is equivalent to the sum of \(x^{2},-x,-6x\), and \(6\).
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determine which value is possible for x. (1 point)
27
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use the image to answer the question. determine which value is possible…
$4 < x<38$
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the final step of a construction is shown in the diagram. select the co…
$m\parallel f$
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which statement describes a step in the construction of a perpendicular…
Fold the paper so that the endpoint lands on the segment before the other endpoint.
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a rectangle has an area of (x² - 17x + 72) square units. since the area…
A. length = \((x - 8)\) units and width = \((x - 9)\) units
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remy constructed the angle bisector of ∠qrs as shown in the image. he m…
The measure of $\angle MRS$ is $55^{\circ}$.
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aubrianna is constructing an angle bisector of ∠cab as shown in the ima…
Aubrianna must place the pointed end of the compass on point C and draw an arc between the angle above points C and B.
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soobin is making a copy of ∠abc and has drawn auxiliary ray b₁c₁. ident…
Using a compass, draw an arc intersecting the auxiliary ray $B_1C_1$.
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omar constructed ∠cpd as a copy of ∠eof. which set of steps did he foll…
Step 1: Draw auxiliary segment $AB$ and place point $P$ on the auxiliary segment. Step 2: Measure the length of $\overline{EF}$ using a compass and use that length to draw an arc …
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mere started with $overline{ab}$ on her paper. she folded her paper so …
line segment bisector
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what final step is needed to finish constructing a copy of segment $ove…
Using a straightedge, draw a line from point \(R\) to point \(S\).
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reza examined the triangle in the image and wanted to know if sides $ov…
Reza must use his compass to measure side $\overline{AB}$ to see if $\overline{BC}$ and $\overline{AC}$ are the same length.
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geometry basics online practice complete this assessment to review what…
C. a conjecture
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1. which graph represents the solution to -2x - 3 > -7? a. graph with a…
1. A. 2. D. 3. \(10p - 35\) 4. C.
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r={(-2,0),(5,2),(-4,-3),(1,-1)} show the above points in map.
Plot the points $(-2,0)$, $(5,2)$, $(-4,-3)$ and $(1,-1)$ on a Cartesian - coordinate plane.
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in the figure below, m∠jkm = 104°, kl bisects ∠jkm, and kn bisects ∠lkm…
$26$
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in the figure below, m∠ebd = 23°. (overline{bc}) bisects ∠abd, and (ove…
$46$
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in the figure below, m∠wxz = 65°, and m∠1 is 9° more than m∠2. find m∠2…
$28$
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in the figure below, m∠wxz = 116°, and m∠2 is 44° more than m∠1. find m…
$36$
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what is the area of the parallelogram? 27 cm² 75 cm² 35 cm² 105 cm² 7 c…
$75$ $cm^{2}$
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what is the area of the trapezoid? question 6 of 8 255 cm² 315 cm² 630 …
$315$ $cm^{2}$
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what is the area of δpqn? question 5 of 8 60 ft² 30 ft² 18 ft² 39 ft²
$30$ ft²
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the diagram shows △abc inside a rectangle. what is the area of △abc? 32…
$64$ ft²
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what is the area of the trapezoid? 24 square units 28 square units 54 s…
28 square units
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question 2 of 8 what is the area of the parallelogram? what is the area…
50 in²
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what is the area of the parallelogram? question 2 of 8 50 in² 30 in² 60…
50 in²
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what is the area of the triangle? 60 square units 120 square units 68 s…
60 square units
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what is the area of trapezoid pqrs? 368 in² 480 in² 848 in² 424 in² r← …
$424$ in²
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what is the area of δabc? 93.5 m² 264 m² 132 m² 102 m²
$132$ m²
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what is the area of the parallelogram? 160 cm² 288 cm² 144 cm² 72 cm² 9…
$144$ $cm^{2}$
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fill in the blank. a quadrilateral always has __________. four equal an…
four sides
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suppose p is (6, -1) and q is (2, 5). a find the equation of the perpen…
a. The equation of the perpendicular bisector is $y=\frac{2}{3}x-\frac{2}{3}$. b. Substituting $x = 1$ and $y = 0$ into $y=\frac{2}{3}x-\frac{2}{3}$ gives $0=\frac{2}{3}\times1-\f…
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45. solve for the missing lengths in the sets of similar figures below.…
a. \(x = 20\) mm b. \(w = 91\) mm
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the angle θ is an integer (e.g. 0, ± 1, ± 2, ...) when measured in radi…
1. **Explanation**: - Since no specific details about the angle's position are given other than it is measured in radians and is an integer - we assume a basic positive acute angl…
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what is the value of c? c - 21° c + 47° c - 3° c =
$71$
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what is the value of t? t - 5° t + 35° t - 26° t =
$66$
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what is the value of t? t - 30° t - 33° t = °
$63$
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which of the following is not a parallelogram? square rectangle rhombus…
trapezoid
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what is the value of a? a - 46° a - 33° a =
$79$
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what is the value of p? p - 8° p - 13° p + 49° p = °
$p = 70$
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what is the shape of the can of split pea soup? question 4 of 8 quadril…
D. Cylinder
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what is the value of a? a - 50° a a + 50° a =
\(a = 100\)
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question 3 of 8 what is the shape of the figure? regular pentagon penta…
B. Pentagon
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what is m∠1? m∠1 =
$92$
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patrick is assembling a table that he bought at a furniture store. he u…
A. Regular Hexagon
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what is m∠1? 150° 56° m∠1 =
\(94^{\circ}\)
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fill in the blank. a square is a special kind of ____________. trapezoi…
rectangle
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what is m∠1? 76° 40° m∠1 = °
$116$
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what is m∠1? m∠1 =
89
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what is m∠1? m∠1 =
$116$
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what is m∠1? m∠1 = □°
$146$
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a plane flies 1.4 hours at 120 mph on a bearing of 20°. it then turns a…
486
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the diagram shows a triangle. what is the value of s? s = □°
$2$
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note: figure not drawn to scale. in the figure shown, $ab = \\sqrt{34}$…
480
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solve the right triangle abc, with c = 90°. a = 49.3°, c = 23.4 ft b = …
$B = 40.7^{\circ}$ $a\approx17.8$ ft $b\approx15.2$ ft
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41. solve for the missing lengths. show all work. a. △ghi ∼ △pqr
$n = 32$
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41. solve for the missing lengths. show all work. a. △ghi ~ △pqr b. △ab…
a. \(n = 32\) b. \(m=\frac{343}{23}\approx14.91\)
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find a formula for the area of the figure shown to the right in terms o…
$\frac{p^{2}}{2}$
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41. solve for the missing lengths. show all work. a. △ghi ~ △pqr b. △ab…
For $\triangle ABC\sim\triangle XYZ$, if $XY = w$, then $w=\frac{343}{23}\approx14.91$. For $\triangle GHI\sim\triangle PQR$, not enough information to solve for missing lengths.
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the bearing from a to c is s 64° e. the bearing from a to b is n 82° e.…
850
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find h as indicated in the figure. h = (round to the nearest integer as…
108
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suppose that you are headed toward a plateau 62.1 meters high. if the a…
$74.9$
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estimate the measure of ∠lmn to the nearest 10°. answer submit answer
# Explicación: ## Paso 1: Observar el ángulo El ángulo ∠LMN parece un ángulo recto + un ángulo agudo. Un ángulo recto mide 90°. El ángulo adicional parece ser aproximadamente 40°.…
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write the following function in terms of its cofunction. assume that al…
$\csc(75 - \beta)$
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find the coordinates of the point p on the circumference of the circle.…
$(-2\sqrt{3},2)$
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solve each problem. see examples 1 - 4. 45. height of a ladder on a wal…
$9.3$ m
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find the exact values of the six trigonometric functions of the angle. …
\(\sin(-315^{\circ})=\frac{\sqrt{2}}{2}\), \(\cos(-315^{\circ})=\frac{\sqrt{2}}{2}\), \(\tan(-315^{\circ}) = 1\), \(\csc(-315^{\circ})=\sqrt{2}\), \(\sec(-315^{\circ})=\sqrt{2}\),…
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solve the compound inequality. 2x - 1 ≤ -1 or 3x + 2 ≥ 20 graph the sol…
The solution of the compound - inequality is $x\leq0$ or $x\geq6$. On the number - line, we draw a closed circle at 0 and shade to the left for $x\leq0$, and draw a closed circle …
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solve the right triangle abc, where c = 90°. a = 76.3 yd, b = 41.8 yd c…
c = 87.0 yd A = 61°18' B = 28°42'
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solve the compound inequality. 2x - 1 ≤ -1 or 3x + 2 ≥ 20 graph the sol…
The solution of the compound - inequality is $x\leq0$ or $x\geq6$. On the number line, we draw a closed circle at 0 and shade to the left for $x\leq0$, and draw a closed circle at…