幾何
三角形、円、座標幾何、証明問題。
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question 21 of 25 if the measure of a tangent - chord angle is 74°, the…
A. $148^\circ$
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question 20 of 25 in the diagram below, ⊙o is circumscribed about quadr…
D. 63
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question 19 of 25 if two chords are the same distance from the center o…
A. congruent
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if $\\angle abc$ measures $65^\\circ$, what is the measure of $\\overar…
D. $230^\circ$
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question 17 of 25 to the nearest square inch, what is the area of the s…
A. 116 in²
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question 16 of 25 a tangent - tangent angle intercepts two arcs that me…
A. $45^\circ$
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true or false? if a circle is circumscribed about a parallelogram, the …
A. True
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question 14 of 25 if $angle abc$ measures $90^circ$, what is the measur…
A. $90^\circ$
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point o is the center of the given circle. what is the measure of wideh…
A. $108^\circ$
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question 12 of 25 in the diagram below, ( moverarc{pr} = 140^circ ) and…
A. $123^\circ$
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question 11 of 25 the ______ of a triangle is the center of the only ci…
C. circumcenter
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the circumference of the circle shown below is 54 centimeters. which ex…
B. $\frac{120}{360}\bullet54$
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to the nearest hundredth, what is the circumference of a circle with a …
C. 25.13 units
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what is the measure of $\\angle dfh?$ a. $47^\\circ$ b. $53^\\circ$ c. …
C. $43^\circ$
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to the nearest hundredth, what is the area of a circle with a radius of…
C. 28.27 square units
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question 6 of 25 \\(overline{oc}\\) is perpendicular to \\(overline{ab}…
C. 13.4 units
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if a circle is inscribed in a triangle, the center of the circle is cal…
C. incenter
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question 4 of 25 which line segment is a chord of ⊙e in the diagram bel…
C. $\overline{CD}$
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true or false? an inscribed angle is formed by two chords that share an…
A. True
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if a circle is inscribed in a triangle, which of the following must be …
C. The triangle is circumscribed about the circle. D. The circle is tangent to each side of the triangle. E. Each vertex of the triangle lies outside the circle.
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which of the following is the best definition of a circle? a. a plane f…
C. The collection of all points in a plane that are the same distance from a given point
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true or false? adjacent (or side-by-side) angles of a quadrilateral in …
B. False
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the only way to circumscribe a circle around a parallelogram is to make…
C. rectangle
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in the diagram below, ⊙p is circumscribed about quadrilateral abcd. wha…
B. $82^\circ$
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question 7 of 10 in the diagram below, ⊙o is circumscribed about quadri…
B. 70
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true or false? a circle could be circumscribed about the quadrilateral …
A. True
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question 5 of 10 true or false? a circle could be circumscribed about t…
B. False
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in the diagram below, ⊙o is circumscribed about quadrilateral wxyz. wha…
A. $105^\circ$
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question 2 of 10 true or false? it is impossible to circumscribe a circ…
B. False
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true or false? a circle could be circumscribed about the quadrilateral …
A. True
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a cylinder has a height of 7 feet and a diameter of 12 feet. which meas…
The total surface area of the cylinder is approximately \( \boldsymbol{490} \) square feet (or \( 156\pi\approx489.84 \), which is closest to 490).
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question 10 of 10 the shortest distance from the center of the inscribe…
D. radius
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question 9 of 10 true or false? the incenter of a triangle is the point…
A. True
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question 8 of 10 which of the following are properties of the incenter …
A. The incenter of a triangle is always inside it. C. The incenter is where all of the bisectors of the angles of the triangle meet.
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question 7 of 10 true or false? in order to inscribe a circle in a tria…
A. True
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true or false? the circumcenter of a triangle is the center of the only…
A. True
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question 5 of 10 true or false? the shortest distance from the center o…
B. False
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question 4 of 10 which of the following are properties of the circumcen…
A. The circumcenter of an obtuse triangle is always outside it. C. The circumcenter is at the intersection of the perpendicular bisectors of the triangle's sides. D. The circumcen…
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question 3 of 10 what can be said about the relationship between triang…
A. Exactly one circle can be inscribed in a given triangle. B. Many triangular shapes can be circumscribed about a given circle.
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find ef and de.
$EF = 28.3$ $DE = 6.3$
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question 2 of 10 if figure x is inscribed in figure y, which statement …
D. Figure Y is circumscribed about figure X.
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question 1 of 10 true or false? a triangle is inscribed in another figu…
B. False
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solve the compound inequality. use graphs to show the solution set to e…
ing the multiple - choice questions: 1. **Graph of \(4x + 3 < -1\)**: The solution is \(x < - 1\). The graph should have an open circle at \(x=-1\) and shade to the left. Among th…
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correct! to most effectively signal users to start a task, congruent co…
1. the automaticity of language 2. a difference in reaction times in which congruent trials are faster than incongruent trials 3. While giving your friend directions to the librar…
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learning check answer the following questions to complete this zaps act…
1. colored "blobs" (e.g., 🟦 🟩 🟥) 2. Green circle with "GO" text (top-right option)
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the figure below is a square. find the length of side ( x ) to the near…
5.7
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find the length of side ( x ) to the nearest tenth.
6.3
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find the length of side ( x ) to the nearest tenth. (there is a right t…
4.3
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find the length of side ( x ) to the nearest tenth.
$4.3$
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find the length of side x to the nearest tenth.
22.0
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there is a geometric figure with angles 115°, 85°, 155° and a right ang…
\(35^\circ\)
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there is a triangle with side a labeled 32, side b labeled 30, and side…
$4\sqrt{89}$ (or approximately 37.75)
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graphing systems of linear inequalities maze graph the given inequality…
The path through the maze is: Start $ ightarrow (-5,-3) ightarrow (-2,-5) ightarrow (2,2) ightarrow (6,-1) ightarrow$ FINISH The sequence of valid ordered pairs is $\boldsymbol{(2…
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find the slope of the line graphed below.
$\frac{-4}{7}$
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find the slope of the line graphed below.
$\frac{-3}{4}$
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find the slope of the line graphed below.
$5$
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find the slope of the line graphed below.
$\frac{5}{3}$
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for each pair of figures below, choose how they are related. options fo…
1. Reflection 2. Reflection 3. Rotation 4. Rotation
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for each pair of figures below, choose how they are related.
1. Translation 2. Reflection 3. Reflection 4. Rotation
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9. if m∠boc = 112°, o is the center of the circle bp is tangent, find m…
\( 56^\circ \) ### Problem 10
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m∠j = \\square° m∠k = \\square° m∠l = \\square°
$m\angle J = 25^\circ$ $m\angle K = 50^\circ$ $m\angle L = 105^\circ$
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the two triangles below are similar. also, ( mangle f = 15^circ ) and (…
$m\angle R = 100^\circ$ $m\angle S = 65^\circ$ $m\angle T = 15^\circ$
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1. given circle a to the left, find the length of cg if fg = 12, eg = 3…
\( 6 \) ### Question 2
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e the figure to complete each part. (a) write two other names for $\\an…
(a) $\angle RQS$ and $\angle SQR$ (b) $\overrightarrow{QT}$ and $\overrightarrow{QR}$ (c) $Q$
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5. one leg of an isosceles right triangle has a length of less than 8 i…
D) 12
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the triangles below are congruent and their corresponding parts are mar…
(a) $\angle A \cong \angle Z$, $\angle B \cong \angle Y$, $\angle C \cong \angle X$ (b) $\overline{AB} \cong \overline{YZ}$, $\overline{AC} \cong \overline{ZX}$, $\overline{BC} \c…
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14. where can the lines containing the altitudes of an obtuse triangle …
9 ### Problem 18: To find the smallest angle of \(\triangle ABC\) with sides (assuming the triangle has sides, say, from the diagram: let's assume the sides are, for example, if t…
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triangles below are congruent and their corresponding parts are marked.…
(a) $\angle A \cong \angle X$, $\angle B \cong \angle Z$, $\angle C \cong \angle Y$ (b) $\overline{AB} \cong \overline{XZ}$, $\overline{AC} \cong \overline{XY}$, $\overline{BC} \c…
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e triangles below are congruent and their corresponding parts are marke…
(a) $\angle A \cong \angle Z$, $\angle B \cong \angle Y$, $\angle C \cong \angle X$ (b) $\overline{AB} \cong \overline{YZ}$, $\overline{AC} \cong \overline{ZX}$, $\overline{BC} \c…
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question the right triangle on the right is a scaled copy of the right …
\( 4 \)
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the square on the right is a scaled copy of the square on the left. ide…
\( 4 \)
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clb 4 listening instructor assessment tool theme: health & safety topic…
"Plenty of water" (common for many medications to aid absorption). 7. **What kind of food can you eat if your stomach is upset?**
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10. kobe is designing a rectangular basketball mural for the school gym…
The area of the mural is \(559\frac{5}{8}\) square feet.
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the rectangle on the right is a scaled copy of the rectangle on the lef…
\(\frac{7}{2}\) Wait, no, wait, I think I made a mistake. Wait, the left rectangle: height 6, width 14. Right rectangle: height 21, width 9. That's not a scaled copy. So maybe the…
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question the rectangle on the right is a scaled copy of the rectangle o…
\( 2 \)
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the right triangle on the right is a scaled copy of the right triangle …
\(\frac{5}{4}\)
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22. in which quadrant does the point (2, -2) lie? 1st quadrant a 2nd qu…
22. D. 4th quadrant 23. $0$ 24. To plot $(1, -8)$: Locate $x=1$ on the horizontal x-axis, then move 8 units down along the vertical y-axis and mark the point at this position.
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20. in which quadrant does the point (7, 8) lie? 1st quadrant a) 2nd qu…
20. A. 1st quadrant 21. 2nd quadrant
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which angles are alternate interior angles? options: $\\angle pqs$ and …
$\angle PQN$ and $\angle ONQ$
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solve for x. round to the nearest tenth, if necessary. answer attempt 1…
$9.5$
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21 error analysis describe and correct the error in finding qu. 22. err…
The error was setting up the proportion incorrectly (matching the wrong corresponding segments). The correct length of $QU$ is $12$. --- ### Problem 22
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3. here is the pattern of squares step1 step2 step3 draw step 5 draw st…
### Analyzing the Pattern of Squares #### Step 1: Identify the Pattern in Steps 1–3 - **Step 1**: A 2×1 vertical rectangle (2 squares stacked vertically). - **Step 2**: A 2×2 squa…
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in the diagram of right triangle edc below, altitude \\(\\overline{db}\…
$\boldsymbol{\frac{DB}{DC}}$ (Option A)
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find ( mangle g ) and ( mangle f ) in rhombus ( defg ). ( mangle g = sq…
$m\angle G = 52^\circ$ $m\angle F = 128^\circ$
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in the diagram below, $\\triangle bca \\sim \\triangle dea$. which rati…
$\boldsymbol{\frac{AE}{DE}}$ (Option: $\boldsymbol{\frac{AE}{DE}}$)
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find hi and gh in parallelogram fghi. hi = gh = submit
$HI = 23$ $GH = 14$
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circles, triangles, and points of tangency : 6.) consider the diagram d…
20 ### Problem 7:
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in the diagram of right triangle qrs below, \\(\\overline{qr} \\paralle…
$\boldsymbol{\frac{US}{UT}}$ (Option: $\frac{US}{UT}$)
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select the correct answer. a window maker creates a round window to be …
C. 4 ft
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find ( mangle g ) in parallelogram ( defg ). ( mangle g = square^circ )
$\frac{302}{3}$ or approximately $100.67^\circ$
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find st in parallelogram stuv. st = submit
$25$
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in the diagram of right triangle jkl below, $overline{kj} parallel over…
$\boldsymbol{\frac{JK}{KL}}$ (Option: $\boldsymbol{\frac{JK}{KL}}$)
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select the correct answer from each drop - down menu. phyllis bought 21…
For a given perimeter, the triangle with the largest area is **equilateral** triangle. Using this type of triangle, the sides would measure **7 feet each**. So, the greatest area …
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in rhombus rstu. if ( qr = w + 13 ) and ( qt = 4w - 98 ), find ( qr ).
$50$
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type the correct answer in the box. use numerals instead of words. if n…
15
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in the diagram of right triangle bcd below, \\(\\overline{bc} \\paralle…
$\boldsymbol{\frac{FD}{ED}}$ (Option: $\boldsymbol{\frac{FD}{ED}}$)
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find ( mangle c ) in parallelogram ( abcd ). ( d ) angle: ( 7s - 63^cir…
$61$
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find ( mangle c ) in rhombus ( bcde ).( mangle c = square^circ )submit
$54^\circ$
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if hk = 3t - 1 and jk = t + 9, find jk in parallelogram ghij. jk = r su…
14
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in the diagram of right triangle bcd below, \\(\\overline{cb} \\paralle…
$\boldsymbol{\frac{FD}{ED}}$ (corresponding option: $\boldsymbol{\frac{FD}{ED}}$)