幾何
三角形、円、座標幾何、証明問題。
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which shape is a polygon? a b c d
D. A trapezoid (the blue - shaded shape in option D)
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classifying polygons by attributes independent practice which shape is …
A. The pink - colored polygon
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classifying polygons by attributes independent practice which shape is …
B.
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classifying polygons by attributes supported practice read the order ca…
parallelogram, square, rhombus, rectangle
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read the order carefully. fill the order by choosing all the possible s…
The fourth shape (the regular pentagon)
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segments, lines and angles finding angle measures given two parallel li…
$m\angle5 = 98^{\circ}$ $m\angle7 = 98^{\circ}$
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what is the slope of a line through points (1,4) and (7,8)? a 6 b 4 c 1…
1. (No correct option based on calculation) 2. b. The line is increasing 3. b. Equal slopes 4. d. Distance formula 5. (No correct option based on calculation) 6. c. By showing the…
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finding angle measures given two parallel lines cut by a transversal. t…
$m\angle2 = 129^{\circ}$ $m\angle3 = 51^{\circ}$
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read the sentences below, filling in the blanks with items from this li…
1. distance 2. midpoint 3. slope 4. right 5. slope 6. square 7. coordinate
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two parallel lines are cut by a transversal as shown below. suppose m∠3…
\(m\angle5 = 37^{\circ}\), \(m\angle8=37^{\circ}\)
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segments, lines and angles. finding angle measures given two parallel l…
\(m\angle5 = 37^{\circ}\) \(m\angle8 = 37^{\circ}\)
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6.) rotate △qst 90° clockwise about the origin. 6b.) the coordinates of…
6b.) (No point N is given in the problem description, so cannot answer this part) 6c.) True
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trusting such a simple system feels cheap and mercurial while youre doi…
To create suspense, writers must reveal details gradually so readers want more.
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5.) rotate △npr 90° counterclockwise about the origin. 5b.) the coordin…
5b. $(1,0)$ 5c. 3 5d. 3
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5.) rotate △npr 90° counterclockwise about the origin. 5b.) the coordin…
5b. $(0,0)$ 5c. 2
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justin lebo something about the battered old bicycle at the garage sale…
emphasize how hard Justin had to work to restore the bicycle.
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justin lebo something about the battered old bicycle at the garage sale…
to entertain readers with an inspirational story
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17) given square abcd, construct a circle circumscribed about the squar…
Follow the above three - step construction process to construct the circum - circle of square ABCD.
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given the circle centered at point a, construct a square inscribed in t…
Follow the above - described three - step construction process to draw the circle circumscribed about square ABCD.
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justin lebo something about the battered old bicycle at the garage sale…
There are not enough bicycles for the residents of the Kilbarchan Home for Boys.
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3. determine below the translations that would map figure r onto figure…
A translation (left) 4 units and (up) 9 units.
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in the diagram, kl = 2√2, lm = √5, and mn = √2. what is the perimeter o…
\(3\sqrt{2}+2\sqrt{5}\) units
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if line segment ru is considered the base of parallelogram rstu, what i…
4.5 units
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shade in and name using the letters in the diagram, the polygon describ…
12) $\triangle EAF$ (answers may vary) 13) Rectangle $ABCD$ (answers may vary) 14) Hexagon $ABCDEF$ (answers may vary) 15) Parallelogram $EFGH$ (answers may vary)
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if line segment ab measures approximately 8.6 units and is considered t…
4.8 units
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what is the perimeter of trapezoid jklm? j(-7, 4) k(-4, 4) m(-8, 3) l(-…
$9+\sqrt{2}+\sqrt{5}$ units
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11) the diagram to the right was constructed with a compass, straight e…
A. \(\overline{AB}\cong\overline{AD}\) C. \(\overline{EB}\cong\overline{ED}\) D. \(\overline{AC}\cong\overline{CE}\) E. \(\overline{EB}\cong\overline{EC}\)
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the coordinate plane shows parallelogram abcd. what is the area of the …
20
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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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11) the diagram to the right was constructed with a compass, straight -…
A. \(\overline{AB}\cong\overline{AD}\) B. \(\overline{AC}\cong\overline{AD}\) C. \(\overline{EB}\cong\overline{ED}\) D. \(\overline{AC}\cong\overline{CE}\) E. \(\overline{EB}\cong…
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rectangle abcd is congruent to rectangle urst. what is the area of rect…
\(135\mathrm{mm}^2\)
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if line segment bc is considered the base of triangle abc, what is the …
1.6 units
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a triangle is drawn on the coordinate plane, as shown. what is the peri…
19
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review on unit 1a constructions name: ______________ per: _____________…
1. False; If $\overline{QR}$ goes through the midpoint of $\overline{XY}$ and $\overline{QR}\perp\overline{XY}$, then $\overline{QR}$ is the perpendicular bisector of $\overline{X…
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payton cut out two shapes, as shown, that she will later put together t…
21 square units
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what is the perimeter of square abcd? d(-3, 5) a(3, 4) c(-4, -1) b(2, -…
$4\sqrt{37}$ units
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each trapezoid in the figure below is congruent to trapezoid abdc. what…
28 cm
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what is the perimeter of rhombus abcd? 4√7 units 10 units 20 units 2√7 …
20 units
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in the diagram, wz = √26. what is the perimeter of parallelogram wxyz? …
$2\sqrt{26}+8$ units
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what was euclids contribution to mathematics thats still in use today? …
his textbook The Elements
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3. perform the following sequence of transformations on the quadrilater…
The new vertices of the transformed quadrilateral are obtained by first rotating each vertex of ABCD 90 - degree counter - clockwise around the point $(-3,-2)$ using the rotation …
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in the diagram, △abc ≅ △wrs. what is the perimeter of △wrs? 13 units 11…
11 units
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what is the perimeter of kite wxyz? 2√53 + 5 units 2√53 + 2 units 2√53 …
$2\sqrt{53}+10$ units
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triangle trs is rotated about point x, resulting in triangle bac. if ab…
20 ft
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the figure was created by repeatedly reflecting triangle nmp. what is t…
42 in.
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the coordinate plane shows triangle abc. what is the area of the triang…
6
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△qrp≅△yxz. what is the perimeter of △yxz? 6.4 in. 5.3 in. 3.5 in. 7.8 i…
$5.3$ in.
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what is the area of triangle abc? 3.5 square units 3 square units 4 squ…
3 square units
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in the diagram, zy = wx = 2√10. what is the perimeter of rectangle wxyz…
$6\sqrt{10}$ units
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what is the value of s? write your answer as an integer or as a decimal…
$18.4$
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what is the value of y? write your answer as an integer or as a decimal…
$18.3$
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what is the value of v? write your answer as an integer or as a decimal…
$v = 16$
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what is the value of t? write your answer as an integer or as a decimal…
$t = 13$
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what is the value of a? a - 4° a + 36° a
\(a = 40^{\circ}\)
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what is the value of p? p - 2° p p + 45° p = °
$47$
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what is the value of v? v + 30° v - 5° v - 3° v = °
$38$
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what is the value of w? write your answer as an integer or as a decimal…
$0.9$
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what is the value of s? write your answer as an integer or as a decimal…
$15$
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what is the value of x? write your answer as an integer or as a decimal…
\(x = 0.7\)
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what is the value of z? write your answer as an integer or as a decimal…
$4.5$
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which ratio has a value equal to $\frac{12}{13}$? $sin(r)$ $sin(p)$ $\t…
$\sin(R)$
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what is the value of c? c - 37° c c - 31° c = °
$68$
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what is the value of x? x x + 32° x - 27° x =
$x = 59$
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what is the value of b? b - 4° b + 38° b
$b = 42^{\circ}$
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what is the value of b?
$b=\frac{146}{3}$
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what is the value of z? z - 30° z - 31° z z = °
$61$
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what is the value of a? a + 34° a a - 20° a =
$54$
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note: triangle may not be drawn to scale. suppose a = 10 and b = 8. fin…
$\sin(A)=\frac{5\sqrt{41}}{41}$ $\cos(A)=\frac{4\sqrt{41}}{41}$ $\tan(A)=\frac{5}{4}$ $\cot(A)=\frac{4}{5}$ $\sec(A)=\frac{\sqrt{41}}{4}$ $\csc(A)=\frac{\sqrt{41}}{5}$
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7. write an expression for each of the verbal descriptions below. state…
A. $2(3x + 2y)$ B. $(p - q)^2$ C. $\frac{m}{n}-6$ D. $3a + 2b$
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directions: find the desired ratios of the given triangle. write your a…
a. $\frac{\sqrt{3}}{2}$ b. $\frac{\sqrt{3}}{2}$ c. $B$ d. $\cos$ e. $B$
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write the coordinates of the vertices after a dilation with a scale fac…
$R'(-10,-10)$, $S'(-10,0)$, $T'(0,10)$, $U'(0,-10)$
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write the coordinates of the vertices after a dilation with a scale fac…
$R'(-10,-10)$, $S'(-10,0)$, $T'(0,10)$, $U'(0,-10)$
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which value is the closest measure for the angle shown above? 30° 55° 8…
85°
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what is the value of b? write your answer as an integer or as a decimal…
$11$
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write your answer as an integer or as a decimal rounded to the nearest …
$20$
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what is the value of s? write your answer as an integer or as a decimal…
19
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what is the value of t? t =
$t = 64^{\circ}$
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what is the value of w?
$32$
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what is the value of w? w + 2° w + 48° w + 14° w =
\(w = \frac{116}{3}\)
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what is the value of y? y + 42° y - 39° y y = °
$y = 81$
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what is the value of c? c c - 10° c + 42° c = °
$52$
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what is the value of y? y - 30° y + 43° y - 33° y =
$106$
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note: triangle is not to scale. in ight\ triangle abc above, what is th…
\(\frac{16}{20}\)
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write the coordinates of the vertices after a dilation with a scale fac…
The new coordinates of \(J\) are \((-10,-10)\), of \(K\) are \((6,-10)\), of \(L\) are \((6,10)\), of \(M\) are \((-10,10)\)
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write the coordinates of the vertices after a dilation with a scale fac…
The new coordinates of \(B\) are \((-3,3)\), the new coordinates of \(C\) are \((3,3)\), and the new coordinates of \(D\) are \((-3,-3)\).
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match each trig function with its ratio. cosine sine a. $\frac{hyp}{opp…
Cosine: e. $\frac{adj}{hyp}$ Sine: c. $\frac{opp}{hyp}$
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what is the value of b? b + 29° b - 26° b - 43° b = °
\(b = 98^{\circ}\)
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note: triangle is not to scale. in ight\ triangle abc above, what is th…
$\frac{5}{10}$
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what is the value of b?
\(42^{\circ}\)
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what is the value of w?
\(w = \frac{133}{3}\)
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what is the value of u? u + 30° u - 39° u - 49° u = ° submit
\(u = 118\)
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what is the value of b? b + 50° b b - 10° b =
$60$
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write your answer as an integer or as a decimal rounded to the nearest …
\(22.3\)
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what is the value of s? 11s - 96° 4s 50° write your answer as an intege…
$20.9$
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what is the value of s? 13s - 43° 8s 30° write your answer as an intege…
$14.6$
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what is the value of y? 15y - 51° 8y y + 22° write your answer as an in…
$y\approx12.2$
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what is the value of x? 7x - 57° 3x 2x write your answer as an integer …
$x = 28.5$
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what is the value of c? write your answer as an integer or as a decimal…
$5.7$
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what is the value of a? write your answer as an integer or as a decimal…
$6.25$
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2. sam is designing a rectangular garden. the four sides are labeled wi…
a. Since there are two pairs of expressions that can represent opposite sides (the expressions with $x$ are equal and we can assume the expressions with $y$ represent the other pa…