幾何
三角形、円、座標幾何、証明問題。
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solve for $x$ and graph the solution on the number line below. $-2leq -…
Inequality Notation: \(1 < x\leq6\) Number - Line: Mark an open circle at 1 (because \(x>1\)) and a closed circle at 6 (because \(x\leq6\)) and draw a line segment connecting them…
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4.4 circumference and area of a circle in the pacific northwest a red f…
$1618745$
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solve for x and graph the solution on the number line below. 21 < 3x + …
Inequality Notation: $4 < x<8$ Number Line: Mark an open - circle at 4 and an open - circle at 8, and shade the region between them.
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solve for x and graph the solution on the number line below. -18 ≤ -x -…
Inequality Notation: $9\lt x\leq12$ Number - Line: Mark an open circle at 9 (since 9 is not included) and a closed circle at 12 (since 12 is included), and shade the region betwee…
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1. circle the analogy that best matches the example, and then complete …
1. Positive: Certain; Small: Tiny 2. Verb: hate, Mood: indicative 3. Linking verb 4. Adult sea turtles have few predators. Large aquatic carnivores like sharks and crocodiles are …
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solve for x and graph the solution on the number line below. 13 < -5x +…
Inequality Notation: $-3 < x < - 1$ (For graphing on number - line: Draw an open circle at - 3 and an open circle at - 1, and shade the region between them.)
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solve for x and graph the solution on the number line below. -32 < -3x …
Inequality Notation: \(-4\leqslant x\lt12\) Number - Line: Mark a closed circle at \(-4\) (because \(x\) can equal \(-4\)) and an open circle at \(12\) (because \(x\) cannot equal…
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solve for x and graph the solution on the number line below. -7 ≤ 2x + …
Inequality Notation: $-7\leq x\leq12$ Number Line: Mark closed - circles at - 7 and 12 and shade the region between them on the number line.
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find the missing side of each 1) 6 km $sqrt{37}$ km x
\(1\) km
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the point q is plotted on the coordinate grid below. plot the point q, …
Plot the point with the same $x$-coordinate as $Q$ and the $y$-coordinate that is the negative of the $y$-coordinate of $Q$.
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4.5 finding composite perimeter and area find the approximate area of t…
$219360$
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4.5 finding composite perimeter and area find the approximate area of t…
$219360$
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4.5 finding composite perimeter and area you work as the distribution m…
6
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you are an athletic trainer and have been hired to put together an afte…
388.40
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4.5 finding composite perimeter and area you work for a transportation …
9600
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4.5 finding composite perimeter and area find the perimeter and area of…
a. $P = 94$ ft, $A = 512$ ft² b. $P = 10.28$ in, $A = 7.14$ in² c. $P = 9.14$ ft, $A = 7.14$ ft²
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for exercises 9 - 16, refer to the number line. p o r s t u -5 - 4 - 3 …
9. 5 10. 2 11. -1 12. 0 13. 6.6 14. 0 15. 2.5 16. \(\frac{1}{3}\)
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5.9) $\begin{cases}-3x + 6y=0\\2x + 10y=7end{cases}$ 5.10) $\begin{case…
$x = 1,y=\frac{1}{2}$ ### 5.10
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12.h.04d. thursday weekly bell work-september 18th in the following fig…
\((p + r)^{\circ}\) and \((q + s)^{\circ}\) do not necessarily equal 180°. If we assume there are no other conditions given and we have to choose one option from the list (assumin…
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4.4 circumference and area of a circle jason runs 3 laps around a circu…
801
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4.4 circumference and area of a circle an architect is making a plan fo…
660
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4.4 circumference and area of a circle jason is painting a large circle…
50.24
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4. draw generic rectangles to match each calculation, and use your rect…
a. $6x^{2}-13xy + 6y^{2}$ b. $-x^{2}-y^{2}+2xy+10x-10y$
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4.4 circumference and area of a circle in the pacific northwest a red f…
$1619777$
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4.4 circumference and area of a circle find the radius for the circle w…
50
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4.4 circumference and area of a circle find the circumference and area …
a. $C = 37.68$ in, $A = 113.04$ in² b. $C = 69.08$ cm, $A = 379.94$ cm² c. $C = 75.36$ cm, $A = 452.16$ cm²
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graph a right triangle with the two points forming the hypotenuse. usin…
$2\sqrt{5}$
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properties of exponents use the properties of exponents to simplify eac…
1. C: $x^{6}$ 2. E: $x^{12}$ 3. L: $x^{20}$ 4. O: $x^{5}y^{5}$ 5. I: $x^{9}$ 6. S: $x^{14}$ 7. E: $x^{6}y^{6}$ 8. C: $x^{22}$ 9. S: $x^{16}$ 10. E: $x^{3}y$
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4.4 circumference and area of a circle what does pi represent? the rati…
the ration of the circumference to the diameter
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examples 1 and 3 for exercises 1 - 8, refer to the number line. 1. find…
1. 6 2. 8 3. 10.5 4. 13 5. 15 6. 12 7. 15 8. 9
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4.4 circumference and area of a circle label the parts of the circle ra…
Top - left box: Radius Bottom - left box: Diameter Right box: Circumference
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graph a right triangle with the two points forming the hypotenuse. usin…
$2\sqrt{2}$
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4.3 area of parallelograms and triangles as a general contractor, you w…
$1819.2$
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4.3 area of parallelograms and triangles amy needs to order a shade for…
15
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4.3 area of parallelograms and triangles the area of a rectangular gard…
47 ft
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4.3 area of parallelograms and triangles as a general contractor, you w…
$795.9$
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graph a right triangle with the two points forming the hypotenuse. usin…
$\sqrt{130}$
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use the scenarios and elimination by addition or subtraction to answer …
4.8: $x=\frac{3}{7},y =-\frac{16}{7}$ 4.9: $x = 20,y = 14$ 4.10: C. $9.05$
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this building, in the shape of a parallelogram, is the dockland office …
$23773.96$
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4.3 area of parallelograms and triangles the parallelogram shown below …
4
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4.3 area of parallelograms and triangles find the area of each parallel…
a. $32$ $cm^{2}$ b. $24$ $yards^{2}$ c. $144$ $yards^{2}$
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graph a right triangle with the two points forming the hypotenuse. usin…
$3\sqrt{2}$
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4.3 area of parallelograms and triangles susan wants to put a garden in…
32
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ximena draws an x shape in the coordinate plane as shown. draw the imag…
For question 4: The rotation is 90 degrees clockwise. For question 5a: Likely used the wrong rotation rule. For question 5b: Use the rule $(x,y)\to(y,-x)$ for each vertex of $\tri…
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3) identify 2 sets of parallel lines and 2 sets of perpendicular lines.…
a) Parallel lines: $\overline{AB}\parallel\overline{DC}$, $\overline{AD}\parallel\overline{BE}$ b) Perpendicular lines: $\overline{BE}\perp\overline{EC}$, $\overline{AB}\perp\over…
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1. kimera draws an x - shape in the coordinate plane as shown. draw the…
4. 90 degrees clockwise 5. a. Likely used wrong rotation rule. b. Use $(x,y)\to(y, - x)$ for each vertex to find correct coordinates. c. Plot the correct coordinates from part b o…
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3) identify 2 sets of parallel lines and 2 sets of perpendicular lines.…
a) Parallel lines: $\overline{AB}\parallel\overline{DE}$, $\overline{AD}\parallel\overline{BE}$ b) Perpendicular lines: $\overline{BE}\perp\overline{EC}$, $\overline{AB}\perp\over…
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word whiz circle the correct homophone option in each bold pair: i love…
## 6. it's, there, it's, their, Its ## 7. Denotation: feeling or showing envy. Connotation: negative ## 8. Nanami: proper noun, raced: verb, quickly: adverb ## 9. demolish: constr…
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practice performing a rotation in the coordinate plane > study the exam…
The effect of a 270 - counter - clockwise rotation on the vertices is that the $x$ and $y$ coordinates of each vertex are swapped and the new $x$ - coordinate is negated. A 90 - c…
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2. find the value of x and y in each diagram. 3. pete was practicing fi…
\(x = 40^{\circ}\), \(y = 110^{\circ}\) ### 2b.
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find the x - intercept and the y - intercept of the line below. click o…
(a) x - intercept: 3 (b) y - intercept: None
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what is the slope of this line? (-7, -4) (-7, -5)
Undefined
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what is the slope of this line? (-1, 3) (-1, 1)
The slope is undefined.
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find the center and radius of the circle. 4x^2 + 4y^2 - 16x + 32y + 16 …
The center is $(2,-4)$ and the radius is 4.
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the equation of a circle is given in general form. write the equation o…
$(x - 1)^{2}+(y + 2)^{2}=4$
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3. give an example of a scale factor that produces an enlargement. expl…
3. Example: 2. Reason: A scale - factor greater than 1 enlarges the figure. 4. Example: $\frac{1}{2}$. Reason: A scale - factor between 0 and 1 reduces the figure. 5. Example: 1. …
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find the center and radius of the circle. x² + y² - 4x - 18y - 7 = 0 th…
$2\sqrt{23}$
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find the center and radius of the circle. x^{2}+y^{2}-4x - 18y-7 = 0 th…
Center: $(2,9)$, Radius: $\sqrt{92}$
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find the center and radius of the circle. x² + y² + 10y - 39 = 0 the ce…
Center: $(0,-5)$; Radius: $8$
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one angle is twice its complement increased by 30°. find the measure of…
The two complementary angles are $70^{\circ}$ and $20^{\circ}$.
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practice performing a reflection in the coordinate plane study the exam…
For the first part (finding coordinates without drawing reflection across y - axis): Use the rule $(x,y)\to(-x,y)$ for each vertex of figure GHIJ. For part a: Draw a horizontal da…
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3. in the following family portraits, figure n is a scale - drawing of …
a. Enlargement b. 5.5 inches c. 2
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translate the figure 3 units right and 5 units down. plot all of the po…
If a point on the original figure has coordinates $(x,y)$, its coordinates on the translated figure are $(x + 3,y-5)$. Plot new points using this rule.
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which sentence from the world on turtles back best illustrates why the …
The woman placed the dirt on Turtle's back and performed a ritual to create the earth.
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6. is △xyz a scale drawing of △rst? explain how you know.
Yes, $\triangle XYZ$ is a scale - drawing of $\triangle RST$ because the ratios of the corresponding sides are equal.
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1. ishaan is drawing octagon (q) and its image (q) in the coordinate pl…
a. Two ways: - Translation: Move rectangle ABCD down (or up/left/right) and label new vertices accordingly. For example, if moving down 5 units, if A=(2,4), A'=(2, - 1) etc. - Ref…
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point a is located at (6, -2) on the coordinate plane. point a is refle…
$A'(-6,-2)$
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point j is located at (-5, -3) on the coordinate plane. point j is refl…
$(5,3)$
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4. in the figures shown, △def is a scale drawing of △abc. a. is △def an…
a. Reduction b. 3 c. $\frac{1}{4}$ 5. Scale factor: $\frac{2}{3}$, Reduction
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point c is located at (-6, -1) on the coordinate plane. point c is refl…
$(-6,1)$
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7. (12 pts) in the diagram below, $overrightarrow{yx}$ and $overrightar…
$m\angle AYC = 90^{\circ}$
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this is a 3) triangular prism 4) triangular pyramid 5) square pyramid
4) triangular pyramid
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6. (7 pts) the diagram below is given, where four rays with a common en…
m∠1 + m∠2 + m∠3 + m∠4 = 360 is proven by the fact that the sum of angles around a point is 360 degrees.
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2. (7 pts) prove: if (a - b - c), (b - c - d), and (a - b - d), then (a…
Proved that if \(A - B - C\), \(B - C - D\), and \(A - B - D\), then \(A - C - D\). ### 3.
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classify each figure as a line, ray, or line segment. then, show how to…
(a) Type: ray, How to write it: \(\overrightarrow{QP}\) (b) Type: line segment, How to write it: \(\overline{TU}\) (c) Type: line, How to write it: \(\overleftrightarrow{RS}\)
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rs is dilated by a scale factor of $\frac{1}{4}$ to form $rs$. $rs$ mea…
1
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choos the given definition. definition intersecting lines that form rig…
1. Perpendicular lines 2. Parallel lines 3. Line segment 4. Coplanar
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the segment below is dilated by a scale factor of 2 to form $overline{u…
96
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a figure containing ∠bcd is dilated by a scale factor of $\frac{1}{2}$ …
$124$
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choose the term that has the given definition. term definition perpendi…
1. Parallel lines: Lines that belong to the same plane and never intersect 2. Line segment: A part of a line consisting of two endpoints and all points between them 3. Coplanar: B…
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a figure is rotated 90 degrees counterclockwise about the origin. which…
A. Option #1:$(x,y)\to(-y,x)$
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a quadrilateral with vertices g(-8,2), e(-5,3), o(3,0), and m(6,0) is r…
The image of M is $(0,-6)$.
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find the perimeter of the figure below. notice that one side length is …
56 yd
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what composition transformation rule has △lmn, l(8,3), m (4,6), and n (…
D. a reflection over the y - axis and a move to the left by 2 and down by 6
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spiral review reflect the triangle across the y - axis and draw the ima…
Use the Polygon Tool to plot vertices $(6,6)$, $(2,8)$, $(4,2)$ and draw the triangle.
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the point p (4,2) is rotate to become p(-2,4). describe the rotation by…
90° rotation (counter - clockwise) (Note: In the multiple - choice context, the correct option is the one with 90° rotation. Since the rule for 90° counter - clockwise rotation ma…
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the coordinate point q (0,-8) is reflected over the y - axis. identify …
$(0,-8)$
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△fun is reflected over x = -1. what are the coordinates for n after a r…
$(1,0)$
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1-36 do problem 1-37 before this one. write an expression for the area …
a.) For the first rectangle: \(8x^{2}-22x - 21\) a.) For the second rectangle: \(3x^{2}+24x\)
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a point is translated on the coordinate plane from (5, -3) to (5,7). jo…
10
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jarvis wants to translate rectangle abdc horizontally by -4 and vertica…
(-11, 0)
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spiral review reflect the triangle across the y - axis and draw the ima…
Draw a triangle with vertices $(6,6)$, $(4,8)$ and $(6,2)$ using the Polygon Tool.
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what kind of translation had been done to the quadrilateral abcd? (1 po…
Quadrilateral ABCD had been translated 9 units to the right and 3 units down.
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spiral review reflect the triangle across the y - axis and draw the ima…
Draw a triangle with vertices at the points obtained after applying the reflection rule across the $y$-axis (e.g., for assumed vertices above, draw triangle with vertices $(6,6)$,…
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reflect the figure over the line y = x + 4. plot all of the points of t…
# Explanation: ## Step1: Recall reflection formula The formula to reflect a point $(x_0,y_0)$ over the line $y = x + c$ is obtained by first translating the line to the origin (su…
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proofreading: words with /ou/, /ô/, /oi/ read the passage. circle the b…
1. A. Change pownce to pounce 2. F. Change aukward to awkward
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now write the slope of the line of reflection and any dotted line. slop…
Slope of one of the dotted lines: $\frac{1}{2}$ Slope of the line of reflection: $\frac{1}{2}$
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an equilateral triangle has perimeter p. the length of one side is $\fr…
\(\frac{1}{3}P\)
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an equilateral triangle has perimeter (p). the length of one side is (\…
$\frac{1}{3}P$
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what is the value of b?
50