幾何
三角形、円、座標幾何、証明問題。
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look at this diagram: if df and gi are parallel lines and m∠feh = 114°,…
$114$
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a rectangle has a width of 8 units and a length of 10 units. what is th…
$17$ units
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look at this diagram: if $overleftrightarrow{np}$ and $overleftrightarr…
$59$
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look at this diagram: if rt and uw are parallel lines and m∠tsv = 58.7°…
$121.3$
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rectangle pqrs is shown with its diagonals, pr and qs. what type of tri…
isosceles triangle
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the two triangles below are similar. also, m∠s = 15° and m∠r = 105° as …
\(m\angle D = 105^{\circ}\) \(m\angle E = 15^{\circ}\) \(m\angle F = 60^{\circ}\)
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a has a map that shows the lengths of some hiking trails. the scale is …
1. The number to multiply each distance by is $50000$. 2. The actual length of the picnic area trail is $4.5$ km.
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look at this diagram: if oq and rt are parallel lines and m∠opn = 42°, …
$42$
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the figure is a parallelogram. one diagonal measures 28 units. is the f…
No, it is not a rectangle because the sides of the parallelogram do not meet at right angles.
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look at this diagram: if $overleftrightarrow{km}$ and $overleftrightarr…
$60$
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chaya has a map that shows the lengths of some hiking trails. the scale…
0.5 3
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1. use the diagram below to complete each part. a) name the vertex of ∠…
a) B b) $\overrightarrow{BA}$, $\overrightarrow{BC}$ c) ∠EBD d) ∠FBC: right angle; ∠EBF: obtuse angle; ∠ABC: straight angle e) $\overrightarrow{BD}$ f) 144° g) 27°
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look at this diagram: if $overleftrightarrow{ln}$ and $overleftrightarr…
$47.8$
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a square - stained glass window is divided into four congruent triangul…
54.0 inches
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what number can you multiply each distance in the scale drawing by to f…
$0.5$
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in each part, dilate the solid figure exactly onto the dashed figure. i…
First part: Possible Second part: Not possible
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look at this diagram: if $overleftrightarrow{hj}$ and $overleftrightarr…
$131$
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look at this diagram: if ik and ln are parallel lines and m∠lmj = 126°,…
$54$
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oscar has a map of the campground where he is staying. the scale shows …
1. $\frac{1}{2}$ 2. $1.25$
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what are the scale factor and center of the dilation? simplify your ans…
scale factor: \(2\) center of the dilation: \((0,0)\)
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look at this diagram: if $overleftrightarrow{ln}$ and $overleftrightarr…
$61$
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calculate the distance between the points f = (-8, 8) and c = (-2, 1) i…
$\sqrt{85}$
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30. (mangle efg = 119). find (mangle efh) and (mangle gfh). (overrighta…
$m\angle ABD = 44^{\circ}$, $m\angle CBD=44^{\circ}$, $m\angle ABC = 88^{\circ}$
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reasoning identifying statements. for each sentence, determine whether …
All rectangles have five sides: Yes Ha!: No 7 + 9 = 10: Yes Turn off the TV.: No The water temperature is 75 °F.: Yes
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segments and angles identifying linear pairs and vertical angles. for t…
(a) $\angle1$ and $\angle2$ (b) $\angle1$ and $\angle3$ (c) $\angle1$ and $\angle3$
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a rectangular field is 60 yards wide and 90 yards long. give the length…
width = 10 yards length = 140 yards
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practice 8.2.02 logan green problem 7 here is a diagram. point h is the…
2
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arithmetic and algebra review areas of rectangles with the same perimet…
width = 25 yards length = 150 yards
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practice 8.2.02 logan green problem 7 here is a diagram. point h is the…
5
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a rectangular field is 130 meters long and 90 meters wide. give the len…
width = 100 meters length = 120 meters
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two parallel lines are cut by a transversal as shown below. suppose m∠7…
$m\angle2 = 46^{\circ}$ $m\angle4 = 134^{\circ}$
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segments and angles finding supplementary and complementary angles (a) …
measure of the complement: $45$ measure of the supplement: $45$
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15 name (using letters and symbols) the figure below. click on to find …
$\overline{RT}$
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segments and angles finding supplementary and complementary angles (a) …
measure of the supplement: $141^{\circ}$ measure of the complement: $45^{\circ}$
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a cylinder has a height of 12 inches and a diameter of 18 inches. what …
$3053.63$
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segments and angles finding supplementary and complementary angles (a) …
measure of the complement: $25^{\circ}$ measure of the supplement: $91^{\circ}$
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write the letter of the phrase that best defines each term. 1. ______ s…
1. d 2. b 3. c 4. a 5. b 6. c 7. c 8. b 9. Godparents promise to help their godchildren grow in the faith. 10. Sunday is an ideal day to celebrate Baptism because it is the Lord's…
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lines cm, hl, en and ab are shown where (mangle cde = 90^{circ}). deter…
| Condition | Is $\overline{EN}\parallel\overline{AB}$? | Justification | |--|--|--| | $\angle CDJ\cong\angle DLK$ | Yes | Alternate - interior angles postulate | | $\angle ALM\co…
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13 use the figure to solve the following question solve for y: equation…
Equation: $(6y - 10)+(6y + 10)=180$ $y = 15$
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area and volume finding the area of a right triangle on a grid find the…
12 square units
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find the area of the shape. (sides meet at right angles.)
19
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arithmetic and algebra review finding the area of a rectilinear figure …
19
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solve for x and y. equation: x= equation: y=
Equation for x: $6x + 11=8x - 13$ $x = 12$ Equation for y: $5y+2+(6x + 11)=180$ (with $x = 12$), or $5y+2 + 83=180$ $y = 19$
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transform △abc by the following transformations: - reflect across the l…
# Explanation: ## Step1: Find reflection rule for \(y = -x\) The rule for reflecting a point \((x,y)\) across the line \(y=-x\) is \((x,y)\to(-y,-x)\). ## Step2: Apply reflection …
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11 use the figure to answer the questions. solve for x. equation: x =
Equation: $3x - 40=2x - 10$ $x = 30$
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find the area of the shape. (sides meet at right angles.)
18
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answer the questions below. (a) the perimeter of a rectangular field is…
(a) 94 m (b) 65 cm
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6. if ro = 5x and rq = 12x - 20, then find the value of x. then find rq…
$x=\frac{20}{7}$, $RO=\frac{100}{7}$, $RQ=\frac{100}{7}$
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3.4 translations - graded the vertices of a quadrilateral are: a(-4, -2…
A'(-5,0) B'(-6,5) C'(5,4) D'(8,1)
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express the interval using two different representations. (-∞, -5) ∪ (7…
Inequality Notation: $x < - 5$ or $x>7$ Number Line: Draw an open circle at $-5$ and shade to the left, draw an open circle at $7$ and shade to the right.
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answer the questions below. (a) the perimeter of a rectangular parking …
(a) 89 (b) 96
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3.4 translations - graded triangle abc has vertices a(-2, 3), b(-1, 7),…
A'(-9,-2) B'(-8,2) C'(-1,3)
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the radius of a circle measures 7 m. what is the circumference of the c…
$43.96$ m
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congress can change the way federal courts are organized. which arrow s…
The arrow from the "Legislative" circle to the "Judicial" circle.
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the diameter of a circle measures 30 yd. what is the circumference of t…
$94.2$ yd
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express the interval using two different representations. x > 5 answer …
Interval Notation: $(5,\infty)$ Number Line: An open circle at $5$ and an arrow pointing to the right.
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3.3 homework - reflections and translations - graded the vertices of a …
A'(-5,0) B'(-6,5) C'(5,4) D'(8,1)
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el radio de un tubo de construcción cilíndrico mide 1.5 ft. si el tubo …
# Explicación: ## Paso 1: Escribir la fórmula del volumen del cilindro La fórmula del volumen $V$ de un cilindro es $V=\pi r^{2}h$, donde $r$ es el radio y $h$ es la altura (o lon…
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3.3 homework - reflections and translations - graded state the image of…
$(0,-10)$
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3.3 homework - reflections and translations - graded state the image of…
$(3,-5)$
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3.3 homework - reflections and translations - graded triangle abc has v…
A'(-9,-3) B'(-11,1) C'(-1,2)
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3.3 homework - reflections and translations - graded state the image of…
$(-2,3)$
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2. figure ghijkl is the image of figure abcdef. which angles have the s…
C. $\angle E$ and $\angle K$
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3.3 homework - reflections and translations - graded state the image of…
$(-3,7)$
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3.3 homework - reflections and translations - graded true or false? ref…
False
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if something happens to the vice president, the president can pick a re…
The arrow from the "Legislative" circle to the "Executive" circle.
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the point k lies on the segment jl. find the coordinates of k so that t…
\((18,24)\)
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1. triangle mnp is the original. label each of the following as the ref…
PQR: Reflection STU: Translation VWX: Rotation
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skill code: 1604001 find the distance between points u and h.
30
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graph the interval represented in interval notation on the number line.…
On the given number - line, place open circles at 2 and 4 and draw a line segment between them.
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the president can work out treaties with other nations, but the senate …
The arrow from the Legislative circle to the Executive circle.
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3.3 classwork - reflections - graded state the image of the point (10, …
$(0, - 10)$
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6. if ro = 5x and rq = 12x - 20, find the value of x. then find ro, oq,…
$x=\frac{20}{7}$, $RO=\frac{100}{7}$, $OQ = 0$, $RQ=\frac{100}{7}$
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the point b lies on the segment (overline{ac}). find the coordinates of…
$(5,-6)$
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3.3 classwork - reflections - graded state the image of the point (1, -…
$(3,-5)$
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congress can investigate, or look into, the president and his or her st…
The arrow pointing from the "Legislative" circle to the "Executive" circle.
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applying postulates how many lines can be drawn that fit the descriptio…
1
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in the figure below, b lies between a and c. find the location of b so …
$-27$
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3.3 classwork - reflections - graded state the image of the point (-2, …
$(-2,3)$
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are these shapes congruent? yes no
no
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in the figure below, x lies between w and y. find the location of x so …
$30$
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3.3 classwork - reflections - graded state the image of the point (3, 7…
$(-3,7)$
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3.3 classwork - reflections - graded true or false? reflecting a point …
False
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are these shapes congruent? yes no
no
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applying postulates how many lines can be drawn that fit the descriptio…
1
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if the president breaks the law, congress can remove the president from…
The arrow from the "Legislative" circle to the "Executive" circle.
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a construction is illustrated below. your goal is to write three truths…
$\overline{BZ}$ bisects $\angle ABC$, $BX = BY$, $\angle ABZ\cong\angle ZBC$
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10) find the range.
3
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segments and angles identifying congruent segments in the plane here ar…
(a) $PQ=\sqrt{13}$, $RS=\sqrt{13}$, $TV=\sqrt{17}$ (b) $\overline{PQ}\cong\overline{RS}$
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are these shapes similar? yes no submit next up done for now? try these…
no
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3.1 - 3.2 symmetry and constructions - graded the image below shows you…
Segment congruent to a given segment
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the president can veto bills from congress. which arrow on the diagram …
The arrow pointing from the "Executive" circle to the "Legislative" circle.
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3.1 - 3.2 symmetry and constructions - graded the image below shows you…
Perpendicular bisector
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are these shapes similar? yes no submit next up done for now? try these…
no
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3.1-3.2 symmetry and constructions - graded name the type(s) of symmetr…
None
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segments and angles identifying congruent segments in the plane here ar…
(a) $AB=\sqrt{17}$, $CD=\sqrt{10}$, $EF=\sqrt{13}$ (b) None of these are true
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3.1 - 3.2 symmetry and constructions - graded. name the type(s) of symm…
Line
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are these shapes similar? work it out
no
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name the type(s) of symmetry: line point none
Line
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segments and angles identifying congruent segments in the plane here ar…
(a) $PQ=\sqrt{41}$ $RS=\sqrt{41}$ $TV=\sqrt{41}$ (b) $\overline{PQ}\cong\overline{RS}$ $\overline{PQ}\cong\overline{TV}$ $\overline{RS}\cong\overline{TV}$