幾何
三角形、円、座標幾何、証明問題。
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in the diagram, triangle def ≅ triangle rst. find the values of x and y…
\(x = 8\) \(y = 21\)
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line segment xy is dilated to create line segment xy using point t as t…
12 units
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triangle congruence quadrilateral lmno is reflected over the line as sh…
\(\overline{DC}\)
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the perimeter of \\( \\triangle abc \\) is 13 cm. it was dilated to cre…
\(52\) cm
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le congruence the proof that \\( \\overline { u x } \\cong \\overline {…
\(\triangle TUX\cong\triangle TSV\)
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line segment ab was dilated to create line segment ab using the dilatio…
13.6 units
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rectangle wxyz was dilated to create wxyz. what is wx? 0.5 units 1.2 un…
1.5 units
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dilation ( d_{v,\frac{2}{3}} ) was performed on a rectangle. how does t…
The image is a reduction because \(0 < n<1\). The side lengths of the image are two - fifths the size of the corresponding side lengths of the pre - image. The base of the image i…
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the scale factor of the dilation of segment hg is $\\frac{1}{6}$. if pg…
\(3\) units. So the answer is \(3\) units.
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which statements justify that the dilation of triangle stu is an enlarg…
The triangle pre - image is closer to the point of dilation than the image. The value of the scale factor, \(6\) (assuming correct scale factor calculation based on lengths from c…
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rectangle wxyz was dilated using the rule $d_{z,\\frac{12}{5}}$. what i…
12 units
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solve the triangle shown to the right. a≈□°, b≈□°, and c≈□° (round to t…
\( A \approx 74.7^\circ \), \( B \approx 52.7^\circ \), \( C \approx 52.7^\circ \)
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a triangular swimming pool measures 46 ft on one side and 32.6 ft on an…
\( 29.8 \)
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find the angle between 2i - 5j and j. the angle between 2i - 5j and j i…
\(68.2^{\circ}\)
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find the area of the triangle abc. a = 104.1 m b = 82.7 m c = 98.6 m wh…
\(3818\space m^{2}\)
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write the vector $\\langle -2,11\ angle$ in the form $ai + bj$. $\\lang…
$-2\mathbf{i} + 11\mathbf{j}$
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find the magnitudes of the horizontal and vertical components for the v…
The magnitude of the horizontal component of \( \mathbf{v} \) is \( \boldsymbol{39} \). The magnitude of the vertical component of \( \mathbf{v} \) is \( \boldsymbol{50} \).
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question 3 question 2 question 1 evaluate a - b for a = (3,1), b = (0,0…
\(\langle 3, 1 angle\)
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for the vectors u and w with angle θ between them sketch the resultant.…
B. (The sketch in Option B, where the resultant vector is drawn from the tail of one vector to the head of the other, following the triangle law of vector addition.)
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the vertex of a parabola that opens downward is at (0, 4). the vertex o…
The points of intersection are of equal distance from the \(y -\)axis.
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a side of the triangle below has been extended to form an exterior angl…
\(x = 110\)
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the points j, k, l and m all lie on the same line segment, in that orde…
\(8\)
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the figure on the right is quadrilateral efgh formed by the intersectio…
\(180^\circ\) ### 2)
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in \\( \\triangle hij, m \\angle h=(4 x-9)^{circ}, m \\angle i=(3 x-17)…
\(61^{\circ}\)
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3 in parallelogram abcd on the right, given the length of the diagonals…
1. (First blank - angle definition): right angles (or \(90^\circ\) angles) 2. (①): \(DC\) 3. (②): \(BD\) 4. (③): \(BC\) 5. (After "three"): sides 6. (After \(\angle ABC=\angle\)):…
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in \\( \triangle hij, mathrm{m} angle h=(x - 12)^{circ}, mathrm{m} angl…
\(x = 18\)
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4 the figure on the right is quadrilateral efgh formed by the intersect…
\(180^\circ\) ### Question 4 (2)
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in \\( \\triangle hij, m \\angle h = ( 6 x - 7 ) ^ { \\circ }, m \\angl…
\(101^{\circ}\)
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in \\( \\triangle tuv, m \\angle t=(7 x+10)^{\\circ}, m \\angle u=(x+2)…
\(14^{\circ}\)
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in \\( \\delta vwx, m \\angle v = ( x + 8 ) ^ { \\circ }, m \\angle w =…
$55^{\circ}$
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a system of inequalities, where x is the rate of a spaceship in a video…
\(\geq\) (the symbol \(\geq\) should be written in both circles)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 16\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 8\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 17\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 29\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 10\)
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2 the following sentences describe a rectangle. fill the appropriate wo…
(1) angles; opposite; parallelogram (2) DCB; diagonals
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 33\)
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dont forget! the definition of a rectangle a quadrilateral where all fo…
\(50^\circ\) ### (2)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 37\)
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the measures of the angles of a triangle are shown in the figure below.…
\(78\)
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dont forget! the definition of a rectangle a quadrilateral where all fo…
$50^\circ$ ### Problem 1 (2): Find the measure of $\angle ADO$
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in the diagram below of triangle bcd, e is the midpoint of \\overline{b…
\(12\)
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question in the diagram below of triangle ( j k l, m ) is the midpoint …
\(11\)
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in the diagram below of triangle ( jkl ), ( m ) is the midpoint of ( ov…
\( 70 \)
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in the diagram below of triangle opq, r is the midpoint of \\overline{o…
\(24\)
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in the diagram below of triangle nop, q is the midpoint of $overline{np…
\( QR = 28 \)
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triangle qrs is formed by connecting the midpoints of the side of trian…
\(10\)
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triangle jkl is formed by connecting the midpoints of the side of trian…
$3$
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triangle rst is formed by connecting the midpoints of the side of trian…
\(10\)
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show all of your work on this worksheet and then enter your answers on …
\(\triangle ABC\cong\triangle CDA\) by ASA.
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geometry 4 - 4 day 1 hwk name: show all of your work on this worksheet …
\(\triangle ABC\cong\triangle CDA\) by ASA.
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geometry 4 - 4 day 1 hwk name: show all of your work on this worksheet …
Left - hand side of 2: I. ASA, II. Not enough information, III. SSS, IV. SAS Right - hand side of 2: I. SSS, II. AAS, III. ASA, IV. SAS
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the firm behaves optimally to maximize profit. use the rectangle drawin…
C. new firms will enter because the firm is currently making profit.
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find the magnitude and positive direction angle of the vector $\\langle…
\(8\)
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if \\( \\sin \\frac{\\pi}{12}=\\frac{1}{2} \\sqrt{a-\\sqrt{b}} \\), the…
$A = 2$, $B = 3$
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fill in the blank to correctly complete the following sentence. the for…
\(ac + bd\)
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find u + v. u = \\langle 6, - 5 \ angle and v = \\langle - 3, - 5 \ ang…
\(\langle3,-10 angle\)
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26. how many gallons will a 40 foot tall tank with a circumference of 2…
Approximately 1907300 gallons (the value may vary slightly depending on the precision of \( \pi \) and the conversion factor used)
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given: q is the midpoint of \\( \\overline{pt} \\) and \\( \\overline{r…
1. Given Information 2. Definition of a Midpoint 3. Vertical Angles 4. Definition of a Midpoint 5. SAS Congruence
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grade 8 math mystery assignment 11.3 multiple choice (7 questions) 1. a…
1. B. \(36\) \(cm^{2}\) 2. D. \(70,000\) \(cm^{2}\) 3. C. \(25\) 4. C. \(9\) 5. D. \(20\) miles
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training field is formed by joining a rectangle and two semicircles, as…
366.12 m
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rose garden is formed by joining a rectangle and a semicircle, as shown…
96.26 feet
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a rectangular cardboard measuring 20 in long and 12 in wide has a semic…
70.84 inches
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training field is formed by joining a rectangle and two semicircles, as…
379.82 m
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a rose garden is formed by joining a rectangle and a semicircle, as sho…
\( 1097.33 \) square feet (or \( 1097.33 \, \text{ft}^2 \))
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a rectangular cardboard measuring 34 in long and 20 in wide has a semic…
\( 523 \) square inches (or \( 523\ \text{in}^2 \))
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△abc will undergo two transformations to give △abc. which pair of trans…
A. a rotation 90° counterclockwise about the origin followed by a reflection across the y - axis
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which notation describes this transformation? a. $(x,y)=(-x,-y)$ b. $(x…
A. \((x',y') = (-x,-y)\)
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△abc is reflected across the x - axis and then translated 4 units up to…
A. \( A'(-3, 3), B'(-1, 1), C'(-2, 3) \)
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trapezoid abcd was transformed to produce trapezoid abcd. which stateme…
C. The transformations applied to trapezoid ABCD were rigid transformations.
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quadrilateral ( abcd ) underwent a sequence of transformations to give …
B. a translation 10 units down followed by a translation 8 units to the right
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sergio is designing a seating area for a park in boston. the seating ar…
The area as a product: \((x + 10)(2x + 4)\) The expanded - form area: \(2x^{2}+24x + 40\)
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find the volume of a cone with a base radius of 6 m and a height of 6 m…
\( 72\pi \) cubic meters (or \( 72\pi\space m^{3} \))
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find the volume of a cone with a base diameter of 12 m and a height of …
\( 108\pi \, \text{cubic meters} \) or \( 108\pi \, \text{m}^3 \)
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the empty gas tank of a truck needs to be completely filled. the tank i…
4
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an oil tank has to be drained for maintenance. the tank is shaped like …
12
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re are three solids. for each net below, select the solid above to whic…
1. a 2. c 3. b 4. None
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re are three solids. for each net below, select the solid above to whic…
1. c 2. b 3. None 4. a
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re are three solids. for each net below, select the solid above to whic…
1. None 2. a 3. c 4. b
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re are three solids. for each net below, select the solid above to whic…
1. C. Cube 2. A. Cylinder 3. C. Cube 4. B. Square - based pyramid
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re are three solids. for each net below, select the solid above to whic…
1. None 2. c 3. a 4. b
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re are three solids. a. b. c. r each net below, select the solid above …
1. a 2. b 3. c 4. None
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there are three solids. for each net below, select the solid above to w…
1. c 2. a 3. b 4. a
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round 2: choose and collect descriptions of the shaded area in the mode…
\(0.27\)
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a ship leaves port on a bearing of 38.0° and travels 10.5 mi. the ship …
\(15.3\)
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a ship leaves port on a bearing of 43.0° and travels 14.4 mi. the ship …
\(19.7\)
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a 65 - ton monolith is transported on a causeway that is 4000 feet long…
\( 5.4 \)
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find the value of x.
\(51\)
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find the value of x.
\(69\)
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instructions solve the following problem and choose the best answer. qu…
24
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joe is fertilizing his garden. the garden is in the shape of a rectangl…
\(8\)
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which pairs of figures are congruent? which pairs are similar? congruen…
- First pair: Congruent? No, Similar? No - Second pair: Congruent? Yes, Similar? Yes - Third pair: Congruent? No, Similar? No - Fourth pair: Congruent? No, Similar? Yes
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for the figure below, do a dilation centered at the origin with a scale…
Endpoints of original figure: \((4,4)\), \((10,6)\) Endpoints of final figure: \((8,8)\), \((20,12)\)
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for the figure below, do a dilation centered at the origin with a scale…
Endpoints of original figure: Left: \((2,4)\), Right: \((10,6)\) Endpoints of final figure: Left: \((4,8)\), Right: \((20,12)\)
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△abc and △pqr are similar. find the missing side length. (the triangles…
\(7\)
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for each graph, decide if the two lines are parallel, perpendicular, or…
Graph 1: Parallel Graph 2: Neither Graph 3: Neither Graph 4: Perpendicular
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find the volume of the rectangular prism. 3 ft
\(252\)
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item 9 question id: 2036717 an inequality is shown. 7x - 3 > 2(2x + 3) …
The solution of the inequality \(7x - 3>2(2x + 3)+x\) is \(x>\frac{9}{2}\). On the number line, we have an open circle at \(4.5\) and an arrow pointing to the right.
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a longer arc length does not increase the heat in the puddle. true false
True