幾何
三角形、圓、解析幾何與證明題。
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is this angle acute, right, obtuse, or straight?
Acute
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what is the measurement of this angle?
$150^{\circ}$
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what is the measurement of this angle?
60°
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what is the value of m?
$15^{\circ}$
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which angles are congruent to each other? ∠1 and ∠2 ∠6 and ∠2 ∠6 and ∠3…
$\angle6$ and $\angle2$
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8. a 6×6 cube made of individual blocks is positioned so that exactly t…
91
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8. on veut transformer un rectangle ayant une aire de (8y² - 2y - 3) cm…
$16y^{2}-24y + 9$ cm²
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directions: graph each inequality on the number line. 1. x≥ - 5 2. n < …
1. Draw a closed - circle at $-5$ on the number line and an arrow to the right. 2. Draw an open - circle at $17$ on the number line and an arrow to the left. 3. Draw a closed - ci…
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look at this diagram: if (overrightarrow{jl}) and (overrightarrow{mo}) …
$50.3^{\circ}$
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look at this diagram: if $overleftrightarrow{ik}$ and $overleftrightarr…
$132$
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graph the solution to the inequality on the number line. |4v - 4| > 8
The solution is \(v<-1\) or \(v > 3\). On the number line, there is an open - circle at \(v=-1\) with shading to the left and an open - circle at \(v = 3\) with shading to the rig…
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graph the solution to the inequality on the number line. |w + 6| ≥ 2
The solution of the inequality \(|w + 6|\geq2\) is \(w\leq-8\) or \(w\geq - 4\). On the number line, we have a closed - circle at \(w=-8\) with shading to the left and a closed - …
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look at this diagram: if (overline{df}) and (overline{gi}) are parallel…
$42^{\circ}$
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a trapezoid and a semicircle compose the floorplan of a room with a cur…
Approximately 25.53 square yards of flooring is needed.
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estimate the measure of this angle within 10°.
$70^{\circ}$
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estimate the measure of this angle within 15°.
105°
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look at this diagram: if (overrightarrow{ik}) and (overrightarrow{ln}) …
$63^{\circ}$
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graph the solution to the inequality on the number line. |u| < 3
On the number line, place open - circles at \(-3\) and \(3\) and draw a line segment between them.
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estimate the measure of this angle within 10°.
$100^{\circ}$
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solve for $x$ and graph the solution on the number line below. if possi…
Inequality Notation: $x < 1$ Number Line: Mark an open - circle at 1 and shade the line to the left of 1.
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ex 6: solve the following triangle.
$\angle D = 65^{\circ}$, $EF\approx10.7$ cm, $ED\approx11.8$ cm
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solve the compound inequality. 4x + 4 < - 8 or 4x - 2 ≥ 6 graph the sol…
The solution of the compound inequality is $x<-3$ or $x\geq2$. On the number line, there is an open circle at $-3$ with an arrow pointing left and a closed circle at $2$ with an a…
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the shadow of a building that is 28 m in height measures 20 m in length…
The angle of elevation of the sun is approximately $54.46^{\circ}$.
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estimate the measure of this angle within 10°.
80
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estimate the measure of this angle within 10°.
60°
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graph the compound inequality on the number line. x > 6 or x ≤ -5
On the number - line, there is an open circle at \(x = 6\) with an arrow to the right and a closed circle at \(x=-5\) with an arrow to the left.
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2. sketch each triangle and solve if possible. (solve means to find all…
$\angle L = 28^{\circ}$, $k\approx6.36$ km, $l\approx3.38$ km. (Sketch: Draw a right - triangle $\triangle JKL$ with $\angle J = 90^{\circ}$, label $\angle K = 62^{\circ}$, $\angl…
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solve the compound inequality. 2v - 5 ≥ - 3 or - 3v < - 15 graph the so…
The solution is $v\geq1$. On the number - line, we use a closed circle at 1 (because 1 is included in the solution set, due to $\geq$) and draw an arrow to the right to represent …
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estimate the measure of this angle within 10°.
120
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estimate the measure of this angle within 10°.
40
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in triangle jkl, • \\(\\overline{kl}=112\\) inches • \\(jm = 84\\) inch…
|Diagram Label|Value|Units| |---|---|---| |Base of Triangle $JKL$|112|inches| |Height of Triangle $JKL$|84|inches| |Area of Triangle $JKL$|4704|square inches|
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estimate the measure of this angle within 10°.
130
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estimate the measure of this angle within 10°.
10
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5. laire du rectangle ci - contre se traduit, en unités², par le trinôm…
$12x + 4$
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estimate the measure of this angle within 10°.
50
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solve the compound inequality. 4x + 2 < - 14 or 2x + 3 ≥ 1 graph the so…
The solution is $x < - 4$ or $x\geq - 1$. On the number - line, we have an open circle at $x = - 4$ and an arrow pointing to the left for $x < - 4$, and a closed circle at $x=-1$ …
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estimate the measure of this angle within 10°.
180°
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estimate the measure of this angle within 10°.
60
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8. 34° 29° 61° x y z z = ____
\(x = 95^{\circ}\), \(y = 90^{\circ}\), \(z = 61^{\circ}\)
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example 6 19. geometry the volume for any cube is given by the function…
$f(4) = 64$, which represents the volume of a cube with side - length 4 units and the volume is 64 cubic units.
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your neighbor is installing a new roof on his house. the front of the r…
245
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estimate the measure of this angle within 10°.
60°
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estimate the measure of this angle within 10°.
$90^{\circ}$
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9. 28° 29° 65° x y z y = ____
$93^{\circ}$
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in trapezoid jklm: • jk = 19.1 centimeters • lm = 46.4 centimeters • jm…
# Explicación paso a paso: ## Paso 1: Identificar bases y altura Las bases de un trapecio son los lados paralelos. Aquí, la base más larga $b_1 = 46.4$ cm y la base más corta $b_2…
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estimate the measure of this angle within 15°.
45
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estimate the measure of this angle within 10°.
30
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find a sequence of rigid motions to take each vertex of triangle abc on…
First, translate triangle \(ABC\) by the vector \(\overrightarrow{AA'}\). Then, rotate the translated triangle about point \(A'\) by the appropriate angle to map the remaining ver…
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estimate the measure of this angle within 10°.
120°
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you notice that a local supermarket displays its fruit in baskets. the …
$297.025$ square inches
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estimate the measure of this angle within 15°.
45
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estimate the measure of this angle within 15°.
120
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estimate the measure of this angle within 15°.
135
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estimate the measure of this angle within 15°.
105
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say what these peoples nationalities are using a form of the verb être …
1. Bob et Jim sont américains. 2. Amani et Ahmed sont sénégalais. 3. Trevor est anglais. 4. Francine et Nadège sont québécoises. 5. Monika est allemande. 6. Maria - Luisa est ital…
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estimate the measure of this angle within 15°.
30
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estimate the measure of this angle within 15°.
90
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estimate the measure of this angle within 15°.
45
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estimate the measure of this angle within 15°.
45
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for the right triangles below, find the exact values of the side length…
(a) $d=\frac{\sqrt{3}}{2}$ (b) $a=\frac{\sqrt{2}}{2}$
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in trapezoid jklm • $overline{jk}=39.0$ feet • $overline{lm}=101.3$ fee…
$2504.355$ square feet
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given: ab ≅ db, ac ≅ dc prove: △abc ≅ △dbc statements reasons 1. ab ≅ d…
Reflexive Property
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in trapezoid jklm: • jk = 39.0 feet • lm = 101.3 feet • jm = 35.7 feet …
$2504.355$ square feet
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given: be=ce, ed=ea prove: bd=ca statements reasons be = ce,ed = ea giv…
Segment Addition Postulate
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look at this diagram: if $overleftrightarrow{ce}$ and $overleftrightarr…
\(139^{\circ}\)
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find the coordinates of the midpoint of a segment with the endpoints (5…
$(4,6)$
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use the number line to find the coordinate of the midpoint of $overline…
$7$
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look at this diagram: there are some incomplete texts after the diagram…
$41^{\circ}$
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you see a sailboat on tv. the side of the boat is a trapezoid. in trape…
22.05 square feet
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use the number line to find the coordinate of the midpoint of $overline…
$-4$
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use the number line to find the coordinate of the midpoint of $overline…
5
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use the number line to find the coordinate of the midpoint of $overline…
$3$
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in parallelogram jklm: • lm = 60 feet • jn = 10 feet • jm = 20 feet wha…
Base: 60 feet, Altura: 10 feet, Área: 600 square feet
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use the number line to find the coordinate of the midpoint of $overline…
$-2$
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use the number line to find the coordinate of the midpoint of $overline…
1.5
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use the number line to find the coordinate of the midpoint of $overline…
1.5
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your aunt bought a new truck. the drivers side window is a trapezoid. i…
283.04 square inches
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simplify each expression. 1. 18 + 9 + 1 + 12 2. 7·15·2 3. 3 + 4\\frac{1…
1. **Simplificación de \(18 + 9+1 + 12\)**: - **Explicación**: Reordenamos los términos para sumar más fácilmente. - **Paso 1: Reordenar términos** - \(18 + 12+9 + 1=(18 + 12)+(9 …
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use the number line to find the coordinate of the midpoint of $overline…
1.5
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a miniature golf course designs a putting green composed of a rectangle…
$117.7$ square feet
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use the number line to find the coordinate of the midpoint of $overline…
0.5
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use the number line to find the coordinate of the midpoint of $overline…
-1
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your aunt bought a new truck. the drivers side window is a trapezoid. i…
312.32
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find m∠s. 140°
\(40^{\circ}\)
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use the number line to find the coordinate of the midpoint of $overline…
$-2$
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your aunt bought a new truck. the drivers side window is a trapezoid. i…
# Explicación: ## Paso1: Identificar bases y altura La base más larga $b_1 = 27.1$ pulgadas, la base más corta $b_2=21.7$ pulgadas y la altura $h = 12.8$ pulgadas. ## Paso2: Aplic…
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in triangle efg, • (overline{fg}=15) centimeters • (overline{eh}=5) cen…
Base of Triangle EFG: 15, centimeters Height of Triangle EFG: 5, centimeters Area of Triangle EFG: 37.5, square centimeters
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graph the solution to the inequality on the number line. |4y + 6| < 10
On the number - line, place open circles at \(-4\) and \(1\) and shade the region between them.
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in trapezoid jklm: • $overline{jk}=7.6$ inches • $overline{lm}=16.8$ in…
102.48 square inches
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4. if m∠def=(7x + 4)°, m∠deg=(5x + 1)°, and m∠gef = 23°, find each meas…
\(x = 10\) \(m\angle DEG=51^{\circ}\) \(m\angle DEF=74^{\circ}\)
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graph the solution to the inequality on the number line. |2x - 5| > 7
On the number - line, we have an open circle at \(x = - 1\) and shade to the left, and an open circle at \(x = 6\) and shade to the right. The solution set is \(x<-1\) or \(x>6\),…
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solve for the missing angle.
\(50^{\circ}\)
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in trapezoid jklm: • $overline{jk}=7.6$ inches • $overline{lm}=16.8$ in…
|Diagram Label|Value|Units| |--|--|--| |Longer Base of Trapezoid $JKLM$|$16.8$|inches| |Shorter Base of Trapezoid $JKLM$|$7.6$|inches| |Height of Trapezoid $JKLM$|(No se da en el …
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in trapezoid jklm: • $overline{jk}=7.6$ inches • $overline{lm}=16.8$ in…
102.48
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your school built an access ramp to the front entrance of the school. t…
Base of the Wedge: 156, inches Height of the Wedge: 12.0, inches Area of the Wedge: 936, square inches
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figure q is the result of a transformation on figure p. which transform…
A reflection over the x - axis
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in trapezoid jklm: - $overline{jk}=14.9$ inches - $overline{lm}=25.9$ i…
$185.64$
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figure r is the result of a transformation on figure q. which transform…
D. A reflection over the x - axis
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figure f is the result of a transformation on figure e. which transform…
A translation 5 units right and 4 units up
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l is the image of the point l after a reflection. l(5, 10) → l(-5, 10) …
$y$-axis