幾何
三角形、圓、解析幾何與證明題。
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what is the value of t on the truss of the bridge? 55°
\(35^{\circ}\)
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question 3 1 pts what is the value of e?
$129^{\circ}$
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math and graphing tutorial the green (upper) triangle has an area of 6 …
The purple (lower) triangle has an area of $6$ inches$^{2}$. The total area of this rectangle is $12$ inches$^{2}$, which is $2$ times the area of the green triangle.
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question 2 1 pts what is the value of z? 104° 22° 19° x° y° z° question…
117
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after watching the videos, answer the questions. © 2025 school district…
136
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if a ⊥ b, b ⊥ c, c || d, and d ⊥ e, which is not true? o a||c o a||d o …
\(b\parallel d\)
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adam ct. is perpendicular to charles st. and charles st. is parallel to…
Adam Ct. ⊥ Edward Rd.
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question 3 1 pts if adam ct. is perpendicular to bertha dr. and charles…
Bertha Dr. $\parallel$ Charles St.
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a carpenter is building a frame. which values of a and b will ensure th…
\(a = 30\) and \(b = 60\)
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look at this shape: which image shows a reflection? a b c
B.
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question 1 which can be used to prove d ⊥ t? converse of the correspond…
Perpendicular Transversal Theorem
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for exercises 4 - 6, use the figure at the right. question 4 1 pts if $…
$122$
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question 3 1 pts which statement proves that x||y? ∠6≅∠9 ∠14 is supplem…
$\angle2$ is supplementary to $\angle3$
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pick option #1 or options #2 to complete. option #1 - more practice wit…
First, reflect $\triangle ABC$ over the y - axis. Then, translate the reflected triangle down by an appropriate number of units to map it to $\triangle A'B'C'$.
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for exercises 2 and 3, use the figure below right. question 2 1 pts whi…
$\angle5\cong\angle13$
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for what value of x is d || e? (2x - 3)° (7x + 3)° o 37 o 25 o 20 o 35 …
C. 20
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graph the piece - wise defined function. f(x) = { 2x + 5 x ≤ 0; 1/3x + …
(Without seeing the actual graphs A, B, C, we can't choose a specific option. But the correct graph should have a line \(y = 2x+5\) with a closed - circle at \((0,5)\) for \(x\leq…
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graph the piece - wise defined function. f(x)=\begin{cases}2x + 5&xleq0…
(Without seeing the actual graphs A, B, C, D, you would look for a graph with a line \(y = 2x+5\) with a closed - circle at \((0,5)\) for \(x\leq0\) and a line \(y=\frac{1}{3}x + …
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each small square in the grid for this graph has one side equal to 1 po…
The area of one small square is 1 dollar. (No value given for number of small squares in purple - shaded rectangle in the problem statement, but we know its meaning). The area of …
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graph {x | x > -1}. plot the endpoints. select an endpoint to change it…
On the given number - line, place an open - circle at $x=-1$ and draw a ray extending to the right from that open - circle.
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at the left you can see 4 clusters of circles with the number of circle…
$s(x)$ is not a linear function
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math and graphing tutorial the green carpet is 5 feet wide by 2 feet lo…
The green carpet has an area of 10 square feet. The blue - carpet area is equal to the area of the green carpet.
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at the left you can see 4 clusters of circles with the number of circle…
$s(x)$ is not a linear function
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at the left you can see 4 clusters of circles with the number of circle…
$s(x)$ is not a linear function
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circle - circumference example circumference of a circle = 2πr or πd di…
1) $23.36$ ft 2) $11.99$ in 3) $41.45$ cm 4) $21.20$ m 5) $60.50$ ft 6) $58.40$ cm 7) $38.94$ in 8) $17.43$ ft 9) $34.23$ m
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mixed exercises find the coordinates of the missing endpoint if p is th…
49. $(8,4)$ 50. $(7,2)$ 51. $(-5,1)$
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find an equation of the line graphed. write the equation in standard fo…
A. $4x + y=3$
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9. determine the rotational and reflectional symmetry for the shapes be…
A. Rotational symmetry: None; Reflectional symmetry: 1 line of symmetry. B. Rotational symmetry: 7 - fold (rotations by $\frac{360^{\circ}}{7}, \frac{2\times360^{\circ}}{7},\cdots…
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8. determine if the following statement is sometimes, always or never t…
Sometimes
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the equation $a(w)=w^{2}+5w$ represents the relationship between the ar…
$A(w)$ increases as $w$ increases when $w > 0$.
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which number sentence shows how the distributive property can be used t…
$(9\times6)+(9\times11)$
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(01.06 mc) bob fenced in his backyard. the perimeter of the yard is 22 …
72 in.
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6. rotate 180° around (-1,0) and reflect across the x - axis.
The new - position of the shape after the given transformations. (Note: Without the coordinates of the original points of the shape, we can't give exact new - coordinates. But the…
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6. rotate 180° around (-1,0) and reflect across the x - axis.
The new figure is obtained by first rotating each vertex of the original figure 180 degrees around the point $(-1,0)$ using the rule $(x,y)\to(-2 - x,-y)$ and then reflecting the …
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the equation $a(b)=4b$ represents the relationship between the area and…
When the base of the right - triangle measures 5 inches, its area is 20 square inches.
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find the coordinates of the missing endpoint if b is the midpoint of ac…
33. $(1,6)$ 34. $(-7,-5)$ 35. $(16,-4)$ 36. $(0,-8)$ 37. $(-12,13.25)$ 38. $(\frac{11}{3},14)$
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what is the y - intercept of each graph? the y - intercept of graph 1 i…
0
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at the left you can see 4 clusters of circles with the number of circle…
$s(x)=2x + 5$
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at the left you can see 4 clusters of circles with the number of circle…
\(s(x)=2x + 5\)
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question 2 (01.06 lc) marcie wants to enclose her yard with a fence. he…
\[b=\frac{A - lw}{0.5h}\]
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directions: find the value of x so that l || m. 6. 53° (8x - 9)° conver…
\(x = 7.75\)
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example 5: the second hand of a clock is 10.2 cm long. find the linear …
$1.0676$ cm/s
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conversion facts for length 1 foot (ft) = 12 inches (in) 1 yard (yd) = …
3360 ## Step5: Calculate the number of cans To find the number of cans, divide the total area that needs primer by the area covered by one can. So, $\frac{3360}{340}\approx9.88$. …
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16. find ∠4 if △xyz is not regular but ∠1 = 40° and m∠2 = 35°.
\(105^{\circ}\)
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16. find ∠4 if △xyz is not regular but ∠1 = 40° and m∠2 = 35°.
1. **Explanation**: - **Step1: Recall the angle - sum property of a triangle** - The sum of the interior angles of a triangle is \(180^{\circ}\). In \(\triangle XYZ\), if we assum…
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16. find the measure of each interior angle of a regular decagon.
$144^{\circ}$
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14. find ∠1 if △xyz is regular. 15. find ∠4 if △xyz is regular. 16. fin…
14. $\angle1 = 60^{\circ}$ 15. $m\angle1 + m\angle2 + m\angle3 = 180^{\circ}$ 16. Non - regular: $\angle4=75^{\circ}$; Regular: $\angle4 = 120^{\circ}$ 17. Exterior angle of regul…
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find the circumference of each circle. 23) area = 64π mi². 16π mi. find…
23. \(16\pi\) inches 24. \(8\pi\) feet 25. \(9\pi\) square - yards 26. \(121\pi\) square - meters
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14. find ∠1 if △xyz is regular. 15. find ∠4 if △xyz is regular. 16. fin…
14. If $\triangle XYZ$ is regular, each interior angle is $60^{\circ}$, so if $\angle1$ is an interior angle of a regular $\triangle XYZ$, $m\angle1 = 60^{\circ}$. 15. If $\triang…
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1. true or false: skew lines do not intersect and are not parallel. 2. …
1. True 2. True 3. True 4. False 5. nonagon 6. heptagon
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a warehouse, whose dimensions are shown below, needs primer (a coating …
750
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a warehouse, whose dimensions are shown below, needs primer (a coating …
720
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john built a compost bin in the shape of a rectangular prism. the bin i…
(a) $82944$ in³ (b) $119$ bags (c) $\$736.61$
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find the circumference of each circle. 23) area = 64π mi² 16π mi 24) ar…
$r = 2$
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determine if l || m based on the information given on the diagram. if y…
1. Yes, by the converse of the same - side interior angles postulate. 2. Yes, by the converse of the same - side interior angles postulate. 3. Yes, by the converse of the correspo…
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find the measure of the angle indicated. 6) find m∠f.
$70^{\circ}$
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anthony is decorating the outside of a box in the shape of a right rect…
318
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the figure below is a net for a right rectangular prism. what is the su…
954
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solve for x. 5)
$x = 8$
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find the diameter of each circle. use your calculators value of π. roun…
21) 16.0 in 22) 10.0 ft
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the rectangle below is dilated by a scale factor of 4. find the perimet…
Perimeter of given rectangle: 36 units Area of given rectangle: 80 units² Perimeter of dilated rectangle: 144 units Area of dilated rectangle: 1280 units²
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find the radius of each circle. use your calculators value of π. round …
17) $10.0$ mi 18) $11.0$ yd 19) $2.0$ yd 20) $4.0$ ft
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el punto medio de $overline{pq}$ es $m = (-2, -4)$. uno de los puntos e…
\((0,-6)\)
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el punto medio de $overline{ab}$ es $m = (-1,2)$. uno de los puntos ext…
$(2,8)$
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el punto medio de $overline{st}$ es $m = (-1, -2)$. uno de los puntos e…
$(-5,-6)$
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4. mario, raquel, and jocelyn are arguing about where the height is for…
Mario and Jocelyn are correct. Mario's line is a height as it is perpendicular to the base. Jocelyn's line is also a height as it is the perpendicular distance from the vertex to …
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find the circumference of each circle. use your calculators value of π.…
For circle 9, the circumference is approximately $50.3$ mi. For circle 10, the circumference is approximately $52.2$ yd.
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use the information given to find the measure of each unknown vertical …
13. \(145^{\circ}\) 14. \(50^{\circ}\) 15. \(85^{\circ}\) 16. \(130^{\circ}\) 17. \(95^{\circ}\) 18. \(35^{\circ}\) 19. \(120^{\circ}\) 20. \(60^{\circ}\) 21. \(47^{\circ}\) 22. \…
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example 3: find the central angle (in radians and degrees) that is form…
In radians: $\frac{31}{12}\approx2.583$ radians; In degrees: $\frac{465}{\pi}\approx147.9^{\circ}$
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vocabulary 1 graded formative part 1: for each word, write a definition…
1. Temperate (adj): Mild in temperature or behavior; Key - word: mild 2. Malice (n): Ill - will or intent to harm; Key - word: ill - will 3. Affliction (n): Cause of pain or distr…
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13) radius = 5.2 ft 32.7 ft 14) radius = 11 ft 69.1 ft 15) radius = 9.5…
$r = 2$
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a circle has a radius of 4 inches. find the length of the arc intercept…
$\frac{16\pi}{3}$ inches
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13.5 vertical angles (dok 1,2) when two lines intersect, two - pairs of…
1. $\angle RPS$ 2. $\angle VPT$ 3. $\angle QPV$ 4. $\angle QPR$ 5. $\angle YPS$ 6. $\angle QPT$ 7. $\angle KLG$ 8. $\angle GLM$ 9. $\angle KLH$ 10. $\angle KLH$ 11. $\angle GLH$ 1…
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7. -/1 points graph the set. {x | -7 < x < 0} ∪ {x | x > 9} use the too…
On the number line, place open circles at $x=-7$, $x = 0$ and $x=9$. Shade the region between $x=-7$ and $x = 0$ and also shade the region to the right of $x=9$.
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120° 4 in. s
$\frac{8\pi}{3}\text{ inches}\approx8.38\text{ inches}$
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kim is watching a satellite launch from an observation spot 6 miles awa…
$43.53^{\circ}$
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13.6 complementary and supplementary angles (dok 1, 2) two angles are c…
1. \(m\angle a = 40^{\circ}\) 2. \(m\angle b = 40^{\circ}\) 3. \(m\angle c = 140^{\circ}\) 4. \(m\angle d = 61^{\circ}\) 5. \(m\angle e = 21^{\circ}\) 6. \(m\angle f = 21^{\circ}\…
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look at this diagram: if $overleftrightarrow{mo}$ and $overleftrightarr…
$65$
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in the triangular prism shown below, which lines are intersecting? $ove…
$\overrightarrow{RS}$ and $\overrightarrow{RT}$
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in the square pyramid shown below, which lines are parallel? select all…
\(\overrightarrow{LM}\) and \(\overrightarrow{NO}\)
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in the cube shown below, which planes are parallel? select all that app…
KLM and GHI, GJK and HIL
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position the two points to graph the line x = 1. then enter its charact…
slope: undefined $x$-intercept: $(1,0)$ $y$-intercept: undefined
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position the two points to graph the line x = 1. then enter its charact…
slope: undefined intercepts: \((1,0)\), undefined
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use the points shown on the graph to the right to determine the slope o…
A. The slope of the line is 2
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use the points shown on the graph to the right to determine the slope o…
A. The slope of the line is \(\frac{1}{2}\)
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what is the length of the radius of a circle with a center at 2 + 3i an…
B. $\sqrt{26}$
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a circle has a diameter with endpoints at -3 + 18i and 7 - 6i. which po…
B. \(5 + 12i\)
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a circle has a diameter with endpoints at 3 - 5i and -8 + 2i. what is t…
B. $-\frac{5}{2}-\frac{3}{2}i$
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a circle has a diameter with endpoints at 15 + 25i and -25 - 17i. which…
A. -15 + 21i
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what is the length of the radius of a circle with a center at 2 - i and…
D. 10
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what is the length of the radius of a circle with a center at the origi…
D. 17
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solve the inequality and graph the solution. -1 ≥ \\frac{r}{4} to draw …
The solution of the inequality is $r\leq - 4$. On the number - line, plot a closed circle at - 4 (because the inequality is $\leq$) and draw an arrow to the left.
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find the arc - length of the sector of a circle with the given radius (…
$134.59$ m
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solve the inequality and graph the solution. 15q < 90 to draw a ray, pl…
The solution of the inequality is $q < 6$. To graph it, plot an open - circle at 6 (because 6 is not included in the solution set) and draw a ray to the left.
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find the arc - length of a circle with the given radius r and central a…
360 ft
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given a circle of radius 14 km, find the length of the arc subtended by…
$76.97$ km
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solve the inequality and graph the solution. y - 47 ≤ -43 to draw a ray…
The solution of the inequality is $y\leq4$. On the number line, plot a closed circle at 4 and draw a ray extending to the left.
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the minute hand of a clock extends out to the edge of the clocks face, …
$33.51$ square inches
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if three segments can form a triangle, then the length of the largest s…
If the length of the largest of three segments isn't greater than the sum of the lengths of the two smaller segments, then the segments can't form a triangle.
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question 12 - 1 point identify the quadrant in which the point (2, 2) i…
Quadrant I