幾何
三角形、円、座標幾何、証明問題。
-
9. the propeller of a speedboat rotates 650 times per minute. through h…
9360
-
the length of a rectangle is 3 units more than its width. which express…
D. $4w+6$
-
graphs click and drag to make different graphs on the number line. disc…
The graph of \( x = 80 \) on the number line is a single blue dot (or point) at the position corresponding to 80 on the number line. When exploring different graphs (like for ineq…
-
a state government collects taxes that it uses to create a campsite at …
For "A state government collects taxes that it uses to create a campsite at a state park.", the correct category is "To provide services to the public" (select the circle under th…
-
the base of an isosceles triangle measures x centimeters. the other two…
A. $3x + 4$
-
the perimeter of a square with a side length of ( x ) is ( 4x ). what i…
B. 64
-
transformation- a function that moves or changes a figure in some way. …
\( (x + 4, y - 3) \) ### EX.2
-
read the passage. making towers bird - friendly the lights on tall comm…
To save birds, communication towers have begun using blinking lights.
-
read the passage. the importance of japan’s cherry blossoms in the nort…
Americans appreciate the colorful leaves of fall, but the Japanese view the cherry blossoms of spring as part of their culture.
-
what is the length of the missing leg? if necessary, round to the neare…
6.2 yards
-
what is the length of the missing leg? if necessary, round to the neare…
7.5 kilometers
-
5. $y < -3$
To graph \( y < -3 \) on the number line: 1. Place an open circle at \( -3 \) (because \( y \) is strictly less than -3, not equal to -3). 2. Draw an arrow starting from the open …
-
what is the length of the missing leg? if necessary, round to the neare…
4.4 yards
-
what is the length of the missing leg? if necessary, round to the neare…
7.7 kilometers
-
what is the length of the missing leg? if necessary, round to the neare…
2.8 miles
-
what is the length of the missing leg? if necessary, round to the neare…
8.8 feet
-
what is the length of the missing leg? if necessary, round to the neare…
8.7 meters
-
what is the length of the missing leg? if necessary, round to the neare…
3.3 millimeters
-
what is the length of the missing leg? if necessary, round to the neare…
7.5 kilometers
-
what is the length of the missing leg? if necessary, round to the neare…
48 meters
-
what is the length of the missing leg? if necessary, round to the neare…
30 yards
-
what is the length of the missing leg? if necessary, round to the neare…
63 feet
-
what is the length of the missing leg? if necessary, round to the neare…
21 centimeters
-
athens educated its males from sparta in that .... male students only s…
B. young male students studied arithmetic, geometry, and public speaking
-
what is the length of the missing leg? if necessary, round to the neare…
80 meters
-
what is the length of the missing leg? if necessary, round to the neare…
39 meters
-
what is the length of the missing leg? if necessary, round to the neare…
65 centimeters
-
what is the length of the missing leg? if necessary, round to the neare…
28 feet
-
what is the length of the missing leg? if necessary, round to the neare…
8 kilometers
-
question 4 (essay worth 10 points) (wc) rstu is a parallelogram. if m∠t…
$\boldsymbol{23^\circ}$
-
what is the length of the missing leg? if necessary, round to the neare…
12 yards
-
what is the length of the missing leg? if necessary, round to the neare…
4 meters
-
what is the length of the missing leg? if necessary, round to the neare…
6 feet
-
what is the length of the missing leg? if necessary, round to the neare…
5 miles
-
3. the temperature in city c is greater than 2°c. let c represent the t…
The inequality is \( \boldsymbol{c > 2} \). To graph it: place an open circle at \( 2 \) on the number line and draw an arrow pointing to the right (towards positive infinity).
-
what is the length of the missing leg? if necessary, round to the neare…
3 yards
-
what is the length of the missing leg? if necessary, round to the neare…
8 miles
-
move numbers to the lines to create two absolute value expressions that…
Expression A: $|-10 - (-4)|$ Expression B: $|-10 + 4|$
-
10. (18) an escalator in a department store is to carry people a vertic…
The length of the escalator is 40 feet.
-
4. which of the following vectors are parallel to \\langle 2,4 \ angle …
Parallel to $\langle 2,4 angle$: - Same direction: 2. $\langle 1,2 angle$, 5. $\langle 10,20 angle$ - Opposite direction: 4. $\langle -1,-2 angle$, 7. $\langle -5,-10 angle$ Not p…
-
what is the area of the trapezoid? 16 square units 24 square units 32 s…
24 square units
-
the area of a rhombus is 65 square units. the length of one diagonal is…
10 units
-
a kite has vertices at (2, 4), (5, 4), (5, 1), and (0, -1). what is the…
16.8 units
-
what is the area of the shaded region? 93 in 93 in 49 in 49 in square i…
6248 square inches
-
in the kite, ac = 10 and bd = 6. what is the area of kite abcd? 15 squa…
30 square units
-
the area of rhombus abcd is 72 square units. ec = 8 units and db = x - …
B. 10
-
kite efgh is inscribed in a rectangle where f and h are midpoints of pa…
7 units
-
what is the area of the shaded region? write your answer as a whole num…
2521 square feet
-
what is the area of the rhombus? 12 square units 18 square units 24 squ…
24 square units
-
kite wxyz is graphed on a coordinate plane. what is the approximate per…
14.0 units
-
a company designs a logo using a kite figure around the letter t. the l…
96 sq. cm
-
in $\\triangle stu$, $t = 100$ cm, $m\\angle u = 159^\\circ$ and $m\\an…
$590.8$ centimeters
-
what is the area of the shaded region? write your answer as a whole num…
3461.21 square millimeters
-
for a project, carlos must provide one cut - out paper model of each ty…
12.5 square units
-
what is the area of the shaded region? 100 km 71 km square kilometers s…
3479 square kilometers
-
5. (9) solve for x.
# Explanation: ## Step1: Apply Geometric Mean Theorem In a right triangle, the altitude to the hypotenuse is the geometric mean of the segments into which it divides the hypotenus…
-
what is the area of the shaded region? square meters
2275 square meters
-
what is the area of the shaded region? write your answer as a whole num…
2532 square miles
-
how do the areas of the parallelograms compare? the area of parallelogr…
The area of parallelogram ABCD is equal to the area of parallelogram EFGH.
-
a hole the size of a photograph is cut from a red piece of paper to use…
47 square units
-
if line segment ab measures approximately 8.6 units and is considered t…
4.8 units
-
if line segment bc is considered the base of triangle abc, what is the …
1.6 units
-
solve the triangle. write each answer as an integer or as a decimal rou…
$\angle F = 124^\circ$, $g \approx 7.8$, $h \approx 6.9$
-
solve the triangle. write each answer as an integer or as a decimal rou…
$\angle S = 46^\circ$, $s \approx 8.7$, $u \approx 6.9$
-
sat question note: figure not drawn to scale. in the figure, ac = cd. t…
\( 83 \)
-
solve the triangle. write each answer as an integer or as a decimal rou…
$\angle F = 24^\circ$, $e \approx 12.5$, $f \approx 5.1$
-
which statement proves that quadrilateral jklm is a kite? - ( angle m )…
LM = JM = 3 and JK = LK = $\sqrt{17}$
-
solve the triangle. write each answer as an integer or as a decimal rou…
$r \approx 14.0$, $\angle P \approx 44.4^\circ$, $\angle Q \approx 18.6^\circ$
-
two similar three - dimensional prisms are shown in the image. prism a …
Missing side length: 30 cm, Area of trapezoid face: \( 225 \, \text{cm}^2 \)
-
what is the area of the triangle? 10 cm 5 cm square centimeters
25 square centimeters
-
5 (10) convert 34°5135 into decimal degrees. round to the nearest thous…
\(34.860\) degrees
-
solve the triangle. write each answer as an integer or as a decimal rou…
$\angle S = 57^\circ$, $r \approx 9.8$, $s \approx 19.0$
-
3. sketch \\(vec{v}\\), \\(3vec{v}\\), \\(vec{w}\\), \\(2vec{w}\\), \\(…
### Part 1: - $\vec{v} = \langle 1,0 angle$, $3\vec{v} = \langle 3,0 angle$ - $\vec{w} = \langle 0,1 angle$, $2\vec{w} = \langle 0,2 angle$ - $\vec{v} + \vec{w} = \langle 1,1 angl…
-
in the diagram, (overline{dg} parallel overline{ef}) what additional in…
$\overline{DE} \cong \overline{GF}$
-
1. the graph of $\\triangle abc$ is shown. graph the image of $\\triang…
Coordinates of the image: $A'(1, -1)$, $B'(0, -4)$, $C'(3, -2)$ *(To graph the image: plot these three points and connect them to form $\triangle A'B'C'$)*
-
solve the triangle. write each answer as an integer or as a decimal rou…
$\angle U \approx 12.9^\circ$, $\angle V \approx 42.1^\circ$, $\angle W \approx 125.0^\circ$
-
lmnp is a parallelogram. what additional information would prove that l…
D. $\overline{LP} \perp \overline{PN}$
-
the vertices of a quadrilateral in the coordinate plane are known. how …
A. Use the distance formula to find the length of each side, and then add the lengths.
-
solve the triangle. write each answer as an integer or as a decimal rou…
$\angle U \approx 30.8^\circ$, $\angle V \approx 135.9^\circ$, $\angle W \approx 13.3^\circ$
-
what is the perimeter of $\\triangle lmn$? \\bigcirc 8 units \\bigcirc …
$8 + \sqrt{10}$ units
-
in the diagram, ( zy = wx = 2sqrt{10} ). what is the perimeter of recta…
$\boldsymbol{6\sqrt{10}}$ units (matches the third option)
-
in the diagram, $wz = \\sqrt{26}$. what is the perimeter of parallelogr…
$2\sqrt{26} + 8$ units
-
the blue figure is a dilation image of the black figure. the origin is …
Is the dilation an enlargement or a reduction? $\boldsymbol{\text{Enlargement}}$ Scale factor: $\boldsymbol{2}$
-
solve the triangle. write each answer as an integer or as a decimal rou…
$\angle X = 22^\circ$, $x \approx 5.1$, $y \approx 8.7$
-
error analysis for the dilation with center (0,0) shown on the graph, y…
The correct scale factor is $\boldsymbol{\frac{1}{2}}$ B. Your friend found the scale factor that enlarges $\Delta A'B'C'$ to $\Delta ABC$.
-
fencing x - braces are also used to provide support in rectangular fenc…
\(24.0^\circ\)
-
line wv is perpendicular to both line rs and line tu. which statement m…
Line TU is parallel to line RS.
-
error analysis for the dilation with center (0,0) shown on the graph, y…
The correct scale factor is $\frac{3}{8}$. Your friend likely reversed the ratio, using the pre-image length divided by the image length instead of the image length divided by the…
-
which point on the y - axis is on the line that passes through point r …
$(0, \frac{2}{3})$
-
3. sketch \\(vec{v}\\), \\(3vec{v}\\), \\(vec{w}\\), \\(2vec{w}\\), \\(…
- $\vec{v}$: Vector from $(0,0)$ to $(1,0)$ - $3\vec{v}$: Vector from $(0,0)$ to $(3,0)$ - $\vec{w}$: Vector from $(0,0)$ to $(0,1)$ - $2\vec{w}$: Vector from $(0,0)$ to $(0,2)$ -…
-
which point is on the line that passes through point h and is perpendic…
(4, 2)
-
draw the graph of $\\triangle def$ after a dilation with center $(0,0)$…
C. (The graph with vertices at (0,0), (15,0), (0,15))
-
geometric mean question 12 of 12 (1 point) | question attempt: 4 of unl…
\( \boxed{\dfrac{9}{5}} \)
-
what is the area of the sector bound by the center of the circle and \\…
d. 88.31 ft squared
-
which line is perpendicular to a line that has a slope of (\frac{1}{2})…
line HJ
-
two similar three - dimensional prisms are shown in the image. prism a …
The missing side length of Prism B is 30 cm, and the area of its front trapezoid face is \( 225 \, \text{cm}^2 \).
-
1. based on its properties, how can a rectangle always be classified? s…
A. as a parallelogram C. as a quadrilateral
-
a line has a slope of $-\frac{4}{5}$. which ordered pairs could be poin…
A. $(-2, 0)$ and $(2, 5)$ E. $(2, -1)$ and $(10, 9)$
-
pl and km are diameters of ⊙t. find m\\(\\overarc{ml}\\).
$58^\circ$
-
question 9 if the volume for 3 - d polyhedra a is 200 cm³ and the volum…
d. 400% ### Question 10