幾何
三角形、円、座標幾何、証明問題。
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origami is the japanese art of paper folding. the diagram below represe…
B. \( \angle IRS \) and \( \angle MRO \) C. \( \angle MKR \) and \( \angle OAR \) D. \( \angle URC \) and \( \angle TRO \) (Note: Assuming the diagram has symmetry from origami fo…
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question 4 of 10 origami is the japanese art of paper folding. the diag…
A. \( \overline{BC} \) and \( \overline{PO} \) C. \( \overline{RI} \) and \( \overline{RJ} \) D. \( \overline{RI} \) and \( \overline{RM} \) E. \( \overline{FR} \) and \( \overlin…
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question 3 of 10 which of the following are techniques used in geometri…
A. Folding the paper and aligning marks seen through the paper B. Marking points D. Measuring line segments by folding the paper and matching the endpoints
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question 5 of 10 which of the following are among the five basic postul…
A. A straight line segment can be drawn between any two points. C. All right angles are equal. D. Any straight line segment can be extended indefinitely.
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question 18 of 25 which of the following is a result of shifting a circ…
B. The x - coordinate of the center of the circle increases by 3.
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question 17 of 25 if a right circular cone is intersected by a plane th…
B. A parabola
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which graph shows the solution set for (2x + 3 > -9)? (\boldsymbol{circ…
The fourth graph (the one with an open circle at -6 and an arrow pointing to the right)
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which graph shows the solution set for (2x + 3 > -9)?
The fourth graph (with open circle at -6 and arrow pointing to the right, i.e., the option with the open circle at -6 and the line shaded to the right from -6)
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6. determine the area of the following shapes. round your answers to th…
\( 12 \, \text{cm}^2 \) ### Part (b)
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give an expression that generates all angles coterminal with the given …
\(360n\) (so the expression is \(360^{\circ}+360n^{\circ}\), and the value in the square is \(360n\))
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give an expression that generates all angles coterminal with the given …
\(360n\) (since the expression is \(-480^\circ+\square^\circ\) and we need to fill in \(360n\) to represent the multiple of \(360^\circ\) added, with \(n\) as the variable)
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find the angle of least positive measure (not equal to the given measur…
\(171\)
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find the angle of the least positive measure (in degrees, not equal to …
\( 234 \)
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find the angle of least positive measure (in degrees, not equal to the …
\( 176 \)
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find the measure (in degrees, not equal to the given measure) of the le…
\( 549 \)
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convert the following angle to degrees, minutes, and seconds form. α = …
\(-33^\circ37'1''\)
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convert the angle to degrees, minutes, and seconds notation. 92.22° 92.…
\(92^\circ 13' 12''\)
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convert the angle to degrees, minutes and seconds form. 51.41° 51.41° =…
\(51^\circ 24' 36''\)
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convert the following angle to decimal degrees. α = 72° 40 4 α ≈ □° (ro…
\(72.668\)
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convert the angle measure 83° 57′ 54″ to decimal degrees. 83° 57′ 54″ =…
\(83.965\)
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convert the following angle to decimal degree notation. -47° 27 -47° 27…
\(-47.45\)
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perform the calculation. 90° − 63°53 90° − 63°53 = □°□ (simplify your a…
26°7'
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perform the calculation 47°50 + 35°14. □°□ (simplify your answer. type …
\(83^\circ 4'\)
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find the measure of the indicated angles. complementary angles with mea…
29, 61
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find the measure of each angle. 8x° = □° 2x° = □° (type integers or fra…
\(8x^\circ=\boxed{72}^\circ\) \(2x^\circ=\boxed{18}^\circ\)
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find (a) the complement and (b) the supplement of an angle with the mea…
\(162^{\circ}44'\)
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find (a) the complement and (b) the supplement of an angle with the mea…
\( 72^\circ 44' \)
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find the complement and the supplement of the given angle. 33° the comp…
147
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find the complement and the supplement of the given angle. 33° the comp…
57
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question 7 of 10 a(n) ______ is produced when you slice a cone with a p…
C. ellipse Wait, no—wait, let's recheck. Wait, the correct conic section when a plane slices one nappe not parallel to an edge (and not parallel to the axis for circle, or cutting…
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grade 6 unit 1 lesson 14 cool down unfolded a. what kind of polyhedron …
The surface area is \(\boxed{48}\) square units.
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linear pairs and vertical angles which are vertical angles? ∠afe and ∠b…
$\angle AFE$ and $\angle BFD$
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linear pairs and vertical angles which are vertical angles? ∠afe and ∠b…
∠AFE and ∠BFD
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follow the guided instructions below to rotate the figure 180° clockwis…
To solve the problem: 1. **Rotate the figure \(180^\circ\) clockwise about the origin**: For each vertex \((x,y)\) of the original (gray) polygon, find its image \((-x,-y)\) using…
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ear pairs and vertical angles in the diagram, which angles are vertical…
\( \boldsymbol{\angle ABC} \) and \( \boldsymbol{\angle EBD} \), \( \boldsymbol{\angle ABE} \) and \( \boldsymbol{\angle CBD} \) (select the checkboxes for these two options).
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ear pairs and vertical angles what is the value of x? 35 60 70 20 (diag…
20 (the option with 20)
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in which diagram are angles 1 and 2 vertical angles?
The third diagram (the one with two intersecting lines forming angles 1 and 2 opposite each other)
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linear pairs and vertical angles marcus states that angle orp and angle…
He is incorrect. Ray RO and ray RL are not opposite rays.
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pairs and vertical angles marcus states that angle orp and angle lrp ar…
He is incorrect. Ray RO and ray RL are not opposite rays.
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4520va v. geometry sem a geometry linear pairs and vertical angles whic…
$\angle AFB$
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ear pairs and vertical angles in the diagram, which angle is part of a …
\(\angle GFD\)
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4520va v. geometry sem a geometry linear pairs and vertical angles whic…
$\angle WRS$ and $\angle VRT$
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14 mark for review triangles abc and def are similar triangles. angles …
A. \(\frac{23}{265}\) ### Question 15
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4520va v. geometry sem a geometry linear pairs and vertical angles what…
10
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4520va v. geometry sem a geometry linear pairs and vertical angles m∠sr…
\(85\)
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ng unknown angle measures reset if the ( mangle srw = 85^circ ), what a…
\( m\angle VRU = 95^\circ \), \( m\angle URW = 5^\circ \) (Note: The options provided seem to have an error as 5° is not listed, but based on angle relationships, this is the corr…
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given: ( mangle qvr = 49^circ ) prove: ( x = 15 ) complete the steps of…
\( x = 15 \) is proven as shown in the steps.
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given ( mangle qvr = 49^circ ) prove: ( x = 15 ) diagram: horizontal li…
\( x = 15 \) is proven as shown in the steps above.
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what kind of polygon is this? concave convex
convex
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given: ( mangle qvr = 49^circ ) prove: ( x = 15 ) complete the steps of…
To prove \( x = 15 \): 1. **Vertical Angles Theorem**: \( \angle QVR \) and \( \angle TVU \) are vertical angles, so \( m\angle QVR = m\angle TVU \). 2. Substitute \( m\angle QVR …
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is this a polygon? yes no
yes
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linear pairs and vertical angles completing proofs involving linear pai…
- Step 4 Reason: \(\boldsymbol{\text{linear pair postulate}}\) (or from the given options, if forced, "angle addition postulate" is incorrect, but likely the problem expects "line…
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completing proofs involving linear pairs | statements | reasons | | ---…
Step 4 Reason: (Correct concept: linear pairs are supplementary, but from options, maybe a mistake—however, proceeding with step 6) Step 6 Statement: \(2x = 56\)
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using linear pairs to find an unknown value what is the value of ( x )?…
45
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how many sides do 2 quadrilaterals and 2 heptagons have in all? □ sides
22
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question 3 33% question 4 100% question 5 100% question 6 100% question…
\(b\approx5.62\)
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what kind of polygon is this? concave convex
concave
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what kind of polygon is this? convex concave
concave
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what kind of polygon is this? convex concave
concave
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what is the value of t? triangle with angles 30°, 12t, v+14°, and exter…
\(10\)
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question 11 of 25 a regular octagon with sides of length 8 and an apoth…
D. 309.12 (The formula for the area of a regular polygon is \( A=\frac{1}{2} \times \text{perimeter} \times \text{apothem} \). The perimeter of a regular octagon with side length …
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what is the value of p? the triangle has angles ( p - 5^circ ), ( p ), …
\(53\)
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finding unknown angle measures what is the measure of ∠dae? 146° 91° 45…
45°
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what kind of polygon is this? image of a trapezoid - like polygon conca…
convex
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how many more sides does a pentagon have than a quadrilateral? □ sides …
1
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how many more sides does a heptagon have than a hexagon? □ sides
1
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what kind of polygon is this? concave convex
concave
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finding unknown angle measures what is the measure of ∠dae? 146° 91° 45…
\(45^\circ\)
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how many more sides does a nonagon have than a quadrilateral? □ sides s…
5
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what kind of polygon is this? concave convex submit
B. convex
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using vertical angles to find unknown values what is ( mangle srw )? 54…
126
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what are the values of y and u? diagram: a triangle with angle ( y - 12…
\(y = 44\), \(u=104\)
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identifying vertical angles which is a pair of vertical angles? ∠trv an…
$\angle TRS$ and $\angle VRW$ (the fourth option: $\angle TRS$ and $\angle VRW$)
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which is a pair of vertical angles? ∠trv and ∠wru ∠wrv and ∠srw ∠vru an…
\( \angle VRU \) and \( \angle SRT \) (the third option, i.e., the one with \( \angle VRU \) and \( \angle SRT \))
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w+3° w+34° y w y = \\boxed{ } ° submit
\(115\)
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what is the value of p? p = \\boxed{^\\circ}
$80$
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identifying linear pair of angles which angles are linear pairs? choose…
# Explanation: A linear pair of angles are adjacent angles that form a straight line (sum to \(180^\circ\)) and share a common side and vertex. ## Step1: Analyze \(\angle UR W\) a…
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question 3 of 25 what is the distance between the points (21, -30) and …
D. 42.05 units To find the distance between two points \((x_1, y_1)\) and \((x_2, y_2)\), we use the distance formula: \(d = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}\). For the points…
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question 1 of 25 what is the area of the rhombus shown below? diagram w…
B. 127.5 square units (The area of a rhombus is given by the formula \( \text{Area} = \frac{1}{2} \times d_1 \times d_2 \), where \( d_1 \) and \( d_2 \) are the lengths of the di…
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what are the values of c and b? c+40° b+8° c-36° c-29° c = ° b = °
\(c=\boxed{105}\), \(b=\boxed{27}\)
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what is the value of z? triangle with angles: 18z, 37°, and exterior an…
$3.5$
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3c+42° 5c-50° c+4° write your answer as an integer or as a decimal roun…
$29.3$
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question 7 of 10 what is the perimeter of the octagon below? a. 64 unit…
To find the perimeter of the octagon, we sum the lengths of all its sides. The side lengths are: \( AB = 6 \), \( BC = 4 \), \( CD = 8 \), \( DE = 3 \), \( EF = 4 \), \( FG = 17 \…
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how many more sides does a dodecagon have than a nonagon? □ sides submit
3
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what kind of polygon is this? concave convex
convex
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what is the value of z? diagram of a triangle with an exterior angle: i…
$4.6$
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what is the value of b? image of a triangle with angles labeled ( b ), …
$30$
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what is the value of b? image of a triangle with an exterior angle labe…
$17$
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what is the value of c? 4c+9° c+42° 30° c = □°
$21$
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what is the value of w? 5w+47° 9w-44° w+16° w = □° submit
$15$
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what is the value of t? diagram of a triangle with two angles labeled (…
\(98\)
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what is the value of b? b-26° b-3° b+30° b = \\boxed{ }°
$59$
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what is the value of a? (diagram: triangle with angles ( a ), ( a - 50^…
\(100\)
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what kind of polygon is this? concave convex
convex
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how many more sides does a decagon have than a heptagon? □ sides submit
3
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use the coordinates of the point? to the coordinates of the circle. (hi…
\(230^\circ\)
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what kind of polygon is this? concave convex
concave
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what is the value of u? u = \\boxed{^\\circ}
\(97\)
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what is the value of ( v )? triangle with angles ( v-19^circ ), ( v+40^…
$64$
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is this shape a regular polygon? 55, 120°, 65, 120°, 115, 120°, 52, 120…
no