幾何
三角形、圓、解析幾何與證明題。
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11. which is the angle of depression from b to c? ∠2 ∠4 ∠3 ∠1
∠3
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1. if m∠8 = 23°, find each measure. give your reasoning. a. m∠1 = b. m∠…
a. $m\angle1 = 157^{\circ}$ b. $m\angle2 = 23^{\circ}$ c. $m\angle3 = 157^{\circ}$ d. $m\angle4 = 23^{\circ}$ e. $m\angle5 = 157^{\circ}$ f. $m\angle6 = 23^{\circ}$ g. $m\angle7 =…
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10. a triangle has sides of lengths 8, 15, and 17. is it a right triang…
yes; $8^{2}+15^{2}=17^{2}$
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4. if m∠3 = 54°, find each measure. a. m∠1= b. m∠2= c. m∠4= d. m∠5= e. …
a. $m\angle1 = 36^{\circ}$ b. $m\angle2 = 90^{\circ}$ c. $m\angle4 = 36^{\circ}$ d. $m\angle5 = 90^{\circ}$ e. $m\angle6 = 54^{\circ}$ f. $m\angle7 = 126^{\circ}$ g. $m\angle8 = 5…
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9. find m∠f to the nearest degree. 31 60 53 37
53
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8. find m∠e to the nearest degree. 24 10 37 53
37
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7. the area of a square garden is 50 m². how long is the diagonal? 5√8 …
10 m
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jen drew a scale drawing of a summer camp. the scale she used was 2 cen…
9
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if fg = 2 units, fi = 7 units, and hi = 1 unit, what is gh? 5 units 6 u…
4 units
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in the diagram, what is the measure of ∠wrs? 37.5° 5° 7.5° 25°
$25^{\circ}$
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in the diagram, what is m∠vsr? m∠vsr =
$100$
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6. a grid shows the positions of a subway stop and your house. the subw…
14
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s of euclidean geometry. two parallel lines are intersected by a third …
They are supplementary.
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trent made a scale drawing of the elementary school. the schoolyard, wh…
5
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5. in △def, fe = 12 and m∠d = 62. find de to the nearest tenth. 2.6 6.4…
# Explicación paso a paso: ## Paso 1: Identificar la relación trigonométrica En el triángulo rectángulo $\triangle DEF$, con ángulo $\angle D = 62^{\circ}$ y lado opuesto a $\angl…
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match each term with its variable. height volume area circumference dia…
height - \(h\) Volume - \(V\) Area - \(A\) Circumference - \(C\) diameter - \(d\) radius - \(r\)
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4. the angle of depression from d to f measures 40°. if ef = 14 yd, fin…
11.7 yd
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shane made a scale drawing of a hotel. a room in the hotel, which is 18…
6
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stanley measured a county park and made a scale drawing. the picnic are…
4
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kirk drew a scale drawing of a petting zoo. the scale he used was 8 cen…
15
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katie made a scale drawing of a house. the scale she used was 1 inch : …
8
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is it a triangle you have 8 cards in this activity. 0 are sorted correc…
Possible Side Lengths for Triangle: 42, 38, 5; 9, 11, 3; 5, 5, 5 Not Possible Side Lengths for Triangle: 2, 12, 15; 3, 3, 6; 37, 11, 20
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tori made a scale drawing of an italian restaurant. the restaurants kit…
8
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levi measured the auditorium and made a scale drawing. he used the scal…
46
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darell made a scale drawing of a shopping center. the parking lot is 4 …
10
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3. in △abc, ab = 7 and ac = 17. find m∠b to the nearest degree. 38 87 6…
# Explicación: ## Paso 1: Identificar la relación trigonométrica En un triángulo rectángulo $\triangle ABC$ con ángulo recto en $A$, $\tan B=\frac{AC}{AB}$. ## Paso 2: Sustituir v…
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find the measure of angle csh.
$43^{\circ}$
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jack drew a scale drawing of a game room. the scale of the drawing was …
2
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given m||n, find the value of x.
20
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question 4 1. given the vectors \\(\\vec{a}=6\\hat{i} - 4\\hat{j}\\) an…
The magnitude of $\vec{A}+\vec{B}$ is approximately $11.94$ and the direction angle is approximately $22.9^{\circ}$. In polar form, it is $(11.94,22.9^{\circ})$
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2. what is the cosine ratio for ∠f? ○ 5/3 ○ 5/4 ○ 3/5 ○ 4/5
$\frac{3}{5}$
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given m||n, find the value of x. (6x - 3)° (7x - 24)°
\(21\)
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1. △def is a right triangle. if fe = 24 and de = 7, find df. 168 625 62…
# Explicación: ## Paso1: Aplicar el teorema de Pitágoras En un triángulo rectángulo, $DF^{2}=DE^{2}+FE^{2}$. ## Paso2: Sustituir los valores dados Como $FE = 24$ y $DE = 7$, enton…
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way to go! you got all the correct answers! durham is 11 miles from cha…
18, 24, 30
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given m||n, find the value of x. answer attempt 1 out of 3 x =
\(11\)
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given m||n, find the value of x. answer attempt 2 out of 3 x=
\(x = 33\)
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fill in the correct formula for each measurement. area of a circle: a =…
Area of a circle: $A=\pi r^{2}$ Circumference of a circle (given diameter): $C = \pi d$ Constant of proportionality: $k=\pi$ (in circle - related context, in general $k$ is non - …
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given the side lengths of 6 and 16, determine the range of the perimete…
The range of the perimeter is \(32\lt P\lt44\).
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determine the range of side ab.
$5\lt x\lt14$
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the lengths of 2 sides of a triangle are 6 and 13. which of the followi…
34
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geometry find the measurement of the exterior angle. in the image below…
Exterior angle of triangle: 135° a) 150 b) 70 c) 30 d) 120 e) 98 f) 110 g) 60 h) 40 i) 1000 j) 4 $w = 72^{\circ}$, $x = 47^{\circ}$, $y = 47^{\circ}$, $z = 72^{\circ}$ First balan…
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determine the possible range of the third side of the triangle, given t…
\(0\lt x\lt18\)
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foundations of euclidean geometry. given that eb bisects ∠cea, which st…
$\angle CEF$ is a straight angle.
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julie wants to construct a triangle out of wood to build a sandbox. she…
Q.R.S, Q.R.T, Q.S.V, S.T.V, V.Q.R
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4520va v. geometry sem a geometry foundations of euclidean geometry whi…
Ray \(KM\) is an angle bisector of \(\angle NKL\)
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select all the sets of side lengths that make a triangle. not quite, ke…
3, 3, 5; 9, 12, 20; 10, 10, 10
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given a triangle that has sides of 9 and 16. what is the range of the p…
The range of the perimeter is \(32\lt P\lt50\).
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foundations of euclidean geometry. in the diagram, which angles form a …
∠RST and ∠TSU, ∠TSU and ∠USV
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solve for the value of e.
\(e=\frac{103}{9}\)
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lines bg, tl, and hk intersect line pc as shown. which of the following…
Alternate interior angles
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the diagram shows several points and lines. which statements are true b…
Points J, K, and Q are collinear. There is only one line that can be drawn through points L and P.
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determine the range of side ab.
\(10\lt x\lt35\)
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foundations of euclidean geometry which is another way to name ∠ust? ∠u…
B. ∠TSU
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angles 1 and 2 are supplementary. which equation represents the relatio…
$m\angle1 + m\angle2=180^{\circ}$
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cd and ab intersect at point e as shown where m∠cea=(6x + 3)°, m∠bed=(1…
$2$
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the angle johnny holds his pen on paper creates a linear pair. the meas…
4
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given: ∠abc is a right angle, ∠dbc is a straight angle. prove: ∠abd is …
two - column proof
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angle mon is a straight angle and op bisects ∠moq. what is the measure …
$61^{\circ}$
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if two angles form a linear pair and the (mangle1=(2x + 20)^{circ}) and…
\(m\angle1 = 26.4^{\circ}\) and \(m\angle2 = 153.6^{\circ}\)
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foundations of euclidean geometry which angles form a linear pair? ∠prl…
∠PRL and ∠LRM
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given: ab = bc prove: b is the midpoint of ac. ab = bc given ab ≅ bc de…
two - column proof
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the converse of a conditional statement is \if the sum of the exterior …
If a figure is not a polygon, then the sum of the exterior angles is not 360°.
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answer $g=square^{circ}$ $h=square^{circ}$ $k=square^{circ}$ $m=square^…
$g = 123^{\circ}$, $h = 57^{\circ}$, $k = 99^{\circ}$, $m = 81^{\circ}$
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geometry sem a geometry ons of euclidean geometry what is the converse …
If lines have negative reciprocal slopes, then they are perpendicular.
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ndations of euclidean geometry. planes s and r both intersect plane t. …
Planes $R$ and $T$ intersect at line $y$: True The line containing points $A$ and $B$ lies entirely in plane $T$: True Line $v$ intersects lines $x$ and $y$ at the same point: Fal…
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find the measure of the missing angles. 93° b c answer attempt 1 out of…
\(b = 93^{\circ}\), \(c = 87^{\circ}\)
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¿cuáles pares de figuras son congruentes? ¿cuáles pares son semejantes?…
First pair: Congruent? Si; Similar? Si Second pair: Congruent? No; Similar? Si Third pair: Congruent? No; Similar? No Fourth pair: Congruent? No; Similar? Si
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which sequence of transformations maps rst onto rst? a translation righ…
A reflection across the x - axis followed by a rotation 90° clockwise around origin.
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now try rotating the same line segment around a different point. if we …
The option where the new line - segment is on the opposite side of point $X$ and collinear with the original line - segment and point $X$ (the third option if we assume the option…
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you just rotated line segment np 180 degrees around its endpoint, point…
It is lined up with NP and an extension of the original line segment NP.
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the length of a rectangular sign is 5 times its width. if the signs per…
45
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jadas bedroom has an area of 54 square feet. the bedroom is 6 times as …
3
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planes s and r both intersect plane t. which statements are true based …
- Planes $R$ and $T$ intersect at line $y$. - The line containing points $A$ and $B$ lies entirely in plane $T$. - Plane $S$ contains points $B$ and $E$ (False, for reference in a…
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jadas bedroom has an area of 54 square feet. the bedroom is 6 times as …
The area of the closet is 9 square ft. The length of the closet is 3 feet.
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find the area of the banner. 18 in in 6 in 6 in 6 in the area of the ba…
108
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find the perimeter of the banner. 18 in 6 in 6 in 6 in 6 in the perimet…
48
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angle rsu is complementary to angle ust. angle qsr is congruent to angl…
They are complementary.
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determine the perimeter of this rectangle. solve on paper. then, check …
552
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foundations of euclidean geometry. which line segment is drawn in the f…
$\overline{WZ}$
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consider what happens when you rotate line segment np around two differ…
The image of line segment $NP$ will be a line segment on the same straight line as the original, with $P$ in the middle and the new position of $N$ being on the opposite side of $…
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△cde and △fgh are shown below. which statement is true? △cde is similar…
$\triangle CDE$ is similar to $\triangle FGH$.
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question 5 · 1 point determine the equation of the parabola whose graph…
$x^{2}-6x + y+5 = 0$
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figure m is the result of a transformation on figure l. which transform…
A. A rotation 90° clockwise about the origin
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what is m∠wxz? m∠wxz = ?
$155$
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if the length of a rectangle in terms of x centimeters is 5x² + 4x - 4 …
# Explicación: ## Paso 1: Escribir la fórmula del perímetro de un rectángulo El perímetro $P$ de un rectángulo se calcula como $P = 2(l + w)$, donde $l$ es la longitud y $w$ es el…
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13. part a which figure is the image of figure a after a reflection acr…
Part A: C. Figure D Part B: C. Figure E
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while researching a topic, a student has taken the following notes: • a…
D. While Mark Rothko's paintings were typically composed of large rectangles of contrasting colors, Martin's featured much smaller rectangles all painted the same color.
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question determine which translations would map figure e onto figure f.…
A translation left 9 units and down 4 units.
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m∠1 = m∠2 =
\(m\angle1 = 40^{\circ}\), \(m\angle2 = 140^{\circ}\)
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m∠1 = m∠2 =
$m\angle1 = 122^{\circ}$, $m\angle2 = 58^{\circ}$
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leah lesson 17: match and draw arrays cool down: draw and describe 1. r…
1. For example, if there are 4 circles with 5 dots each, draw an array with 4 rows and 5 columns (or 5 rows and 4 columns). 2. The array represents the equal - grouped structure o…
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after another wind change, the weathervane has turned an additional 20°…
\(\angle EVT\)
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what is special about a radioactive cat? choose the correct answer for …
1. m·E 2. s·L 3. e·A 4. i·I 5. y·E 6. f·U 7. (No correct option) 8. p·R 9. (No correct option) 10. n·E 11. (No correct option) 12. (No correct option) 13. (No correct option) 14. …
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figure a the red vertical line represents the path dolores walked. how …
Marianne walked 8 yards. The distance between the two spots is 10.00 yards.
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the image is not drawn to scale. 400 80 3 6 a b c find the area of each…
$A = 2400$ $B = 480$ $C = 18$ $483\times6=2898$
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the perimeter of a rectangle is 70 feet. if the length of one side is 1…
17 feet
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19. the length of one side of a rectangle is 5.2 meters. the width of t…
$18.6$ meters
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17. the length of a rectangle is 3.4 feet. the width of the same rectan…
$4.08$ square - feet
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the figure below is rotated 180° clockwise and then dilated with the ce…
$(\frac{5}{2},-1)$
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the figure below is reflected over x - axis. what are the coordinates o…
(-5, -1)