Geometría
Triángulos, círculos, geometría analítica y demostraciones.
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question a boat is heading towards a lighthouse, whose beacon - light i…
\(421.8\) feet
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what is the correct meaning of the word gradient? if the gradient of th…
slope
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from the observation deck of a skyscraper, meena measures a 48° angle o…
\(961.6\) feet
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select the correct answer. for an art project, a cone is covered with p…
A. 789 in²
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natalie wants to use a sheet of fiberboard 30 inches long to create a s…
\(14.09\) inches
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the school uses about yards of fencing.
\(\boldsymbol{34}\) (or a close approximation based on precise vertex coordinates)
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given: \\( \\overline { b d } \\) bisects \\( \\angle a b c \\) and \\(…
\( \overline{BD} \) bisects \( \angle ADC \) is proved.
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from her eye, which stands 1.75 meters above the ground, myesha measure…
$117.78$ meters
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solve for ( x ). round to the nearest tenth of a degree, if necessary.
\(30^{\circ}\)
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solve for $x$. round to the nearest tenth of a degree, if necessary. an…
\(60.9^{\circ}\)
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solve for $x$. round to the nearest tenth, if necessary. answer attempt…
\(62.6\)
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which of the following is the standard form of a circle with center (0,…
A. \(x^{2}+(y + 1)^{2}=16\)
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what is the center of the circle with the equation $(x - 7)^2+(y + 8)^2…
For the center question: d. \((7,-8)\) For the radius question: b. \(4\)
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identify the center of the circle given by the equation $(x - 6)^2+(y +…
For the center of the circle \((x - 6)^2+(y + 7)^2 = 64\): a. \((6,-7)\) For the radius of the circle \((x + 2)^2+(y - 3)^2=100\): b. \(10\)
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solve for x. round to the nearest tenth, if necessary. answer attempt 1…
\(8.0\)
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a. (-3,4) b. (3,-4) c. (3,4) d. (-3,-4) what is the center of the circl…
A. \((-3,4)\)
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what transformation is needed to write the equation $x^{2}+y^{2}-6x + 4…
\(11\)
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what is the center of the circle with the equation (x + 5)^2 + (y - 6)^…
For the equation \((x + 5)^2+(y - 6)^2=36\), the answer is b. \((-5,6)\). For the equation \((x - 3)^2+(y + 2)^2=25\), the answer is c. \((3,-2)\).
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drag the sentence to the correct location on the chart. which sentence …
Fact is, I'm looking for my history book.
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the composite figure shown has a surface area of 844 square centimeters…
5
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match the equation with the graph. $\\frac{y^{2}}{16}-\\frac{x^{2}}{1}=…
The first graph (the one with vertices near \((0,\pm1)\) and opening up - down) is the graph of the equation \(\frac{y^{2}}{1}-\frac{x^{2}}{16}=1\)
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7. these two triangles are congruent. find the size of the angle ∠def. …
39°
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7. these two triangles are congruent. find the size of the angle \\( \\…
$39^\circ$
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type the correct answer in each box. use numerals instead of words. if …
For \( m\angle ACB \): \( 32 \) For \( m\overset{\frown}{AC} \): \( 146 \)
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select the sentence with a sensory detail that describes how something …
He poked around in a drawer, discovering pointy scissors and sharp razors.
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find the exact area. the area is
\( 20\sqrt{15} \text{ in}^2 \)
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find the exact area. the area is
The area is \( 20\sqrt{15}\text{ in}^2 \)
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find the exact area. the area is
\( 35\sqrt{15} \) square feet (or \( 35\sqrt{15}\ \text{ft}^2 \))
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look at this diagram: if \\( \\overleftrightarrow { k m } \\) and \\( \…
\( 44 \)
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at the park there is a pool shaped like a circle with diameter 18 yd. a…
\(88\)
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a flower garden is shaped like a circle. its radius is 18 yd. a ring - …
\(72\)
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a lamp with a parabolic reflector is shown in the figure. the bulb is p…
(a) \(x^{2}=-12y\) (b) \(33\)
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find the standard equation of the parabola whose graph is shown. resour…
\(x^{2}=6y\)
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the diameter, d, of a sphere is 7.6 mm. calculate the spheres volume, v…
\(229.9\) mm³
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the diameter d of a sphere is 14.4 cm. calculate the spheres surface ar…
\(651.1\) cm²
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what is the value of x? 4 12 4\\sqrt{3} 12\\sqrt{2}
\(4\sqrt{3}\)
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a boat is moored at a dock, as shown in the figure. what is the length …
12.3 ft
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what is the value sinθ? 12/13 5/12 5/13 12/5
$\frac{5}{13}$ (corresponding to the option "5/13")
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question 1 solve for x. 8.12 23.78 16.5 7.73 question 2
23.78
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question 5 1 pts which trig function would be used to solve for x? cosi…
A. Cosine
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what is the value of tan a? 6/10 or 3/5 8/10 or 4/5 8/6 or 4/3 6/8 or 3…
\( 6/8 \) or \( 3/4 \) (the option corresponding to this value)
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question 2 1 pts 1200 ft. 48° flight 4358 took off from the dfw airport…
891 (corresponding to the option: 891)
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question 1 what is the tangent ratio? adjacent/hypotenuse adjacent/oppo…
D. Opposite/Adjacent
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anthony claims that △klm is an isosceles triangle. based on the previou…
True
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what is the length of \\( \\overline { k m } \\)? anthony claims that \…
\(2\sqrt{5}\) (or approximately \(4.47\))
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what is the length of \\( \\overline { l m } \\)? anthony claims that \…
The length of \( \overline{LM} \) is \( 3\sqrt{5} \) (or approximately \( 6.71 \)). If we simplify \( \sqrt{45} \), it's \( 3\sqrt{5} \). So the exact length is \( 3\sqrt{5} \) un…
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what is the length of \\( \\overline { l k } \\)? anthony claims that \…
\( 2\sqrt{5} \) (or approximately 4.47)
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solve for x. if \\( \\triangle nmk \\cong \\triangle trp \\), use the f…
7
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what is the perimeter of triangle trp? given that triangle nmk has side…
60
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18 file upload 1 point use △ =x and ♡ = 1 to draw a model for 2x + 2 = …
The model for the left - hand side (\(2x + 2\)) is \(\triangle\triangle\heartsuit\heartsuit\) and for the right - hand side (\(1\)) is \(\heartsuit\), with the equation represente…
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which triangle is \\( \\triangle a b c \\) similar to and why? \\( \\tr…
△ABC is similar to △GHI by the AA Similarity Postulate
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question 3 1 pts what is the value of x? 32 68 41 24
\( x = 24 \)
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the triangles are similar. what is the value of x? 5 16 4 \\frac{1}{16}
16
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is \\( \\triangle f h k \\) similar to \\( \\triangle g h j \\)? if so,…
$\triangle FHK$ is similar to $\triangle GHJ$ by the SAS Similarity Theorem
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in $\\triangle jkl$, $\\overline{jo}=44$ in. what is the length of $\\o…
22 (corresponding to the option "22")
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$\\overline{pq}$ is reflected across the line $x = - 3$. the coordinate…
D. \((-8,4)\)
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what is the value of x? -3 1 13 3
\(x = 3\) (corresponding to the option "3")
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in the isosceles triangle $\triangle abc$, $ab = bc$. the measure of $a…
\( x = 5 \) (corresponding to option: 5)
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what is the length of side x on the right triangle below? a √34 b 4 c 8…
A. \(\sqrt{34}\)
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what is the value of x?
\(22\)
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what is the area of a circular region whose diameter is 6 centimeters? …
D. \(9\pi\) square cm
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what is the area of a right triangle 6 centimeters high with a base of …
B. 6 square cm
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find the reference angle for $\\frac{5\\pi}{4}$. the reference angle is…
\(\frac{\pi}{4}\)
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find the reference angle for the angle 135°.the reference angle is □°.(…
45
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question 10 of 20 what event led to 90 percent of women clothing worker…
B. The Triangle Shirtwaist factory fire
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the coordinates of the vertices of \\( \\triangle abc \\) are \\( a(-5,…
D. \((1,-3)\)
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ac is tangent to circle o at point a, and m\\widehat{ab}=58. what is m\…
\(29^{\circ}\) (Option D)
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in shk, (overline{hj}) is a median. what is the length of (overline{hk}…
C. 32
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the state highway commission is building a new road as shown in the dia…
A. 39
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mr. peschel measured his sons rectangular bedrooms for new hardwood flo…
To solve this problem, we need the dimensions (length and width) of each son's rectangular bedroom. Since the dimensions are not provided in the text (we need to click the icon to…
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4. find the measure of angle e explain the mistake. find the correct an…
The measure of \(\angle E\) is \(92^{\circ}\). The mistake was using an incorrect arithmetic operation (\(152-66\)) without a geometric justification. The correct steps involve us…
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1. if ( p(x,y) ) represents all points in quadrant ii, then ( x > y ).
B. FALSE
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3. find the missing angle measure. find the correct answer. explain the…
The correct measure of \(\angle A\) is \(74^{\circ}\). The mistake in the given \(m\angle A=24^{\circ}+82^{\circ}\) is that it wrongly assumes one angle of a triangle is the sum o…
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2. find the value of x. 3x = 102 /3 /3 x = 34 explain the mistake: find…
The mistake was that the original solution assumed \(3x = 102\) (they are not equal angles, but supplementary). The correct answer is \(x = 26\).
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ten line segments are shown on the coordinate plane. which of these seg…
EF, GH, MN
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ed onto the second shape by doing two different what those two transfor…
The shape was translated \(5\) units to the left and then rotated \(90^{\circ}\) counter - clockwise (or \(270^{\circ}\) clockwise).
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what is the approximate degree measure of angle a in the triangle below…
\(38.9\) (corresponding to the option "38.9")
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in the triangle below, which is equivalent to sina? a b c sinc sinb cos…
D. \(\cos C\) (assuming the last option is D. \(\cos C\))
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read the problem. 70% of the magic tricks that jade knows are card tric…
The model that represents the problem is the first one (with blue rectangles, 14 at 70% and? at 100%). Jade knows 20 magic tricks in all.
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in the triangle below, \\( \\frac { 4 } { 5 } \\) represents which rati…
$\sin C$ (the option corresponding to $\sin C$)
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what is the measure of angle a in the triangle below? 30° 45° 60° 90°
\(30^{\circ}\)
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what is the reciprocal of tanb in the triangle below? a b c tanc tana t…
\(\tan A\) (the second option, assuming the options are: 1. \(\tan C\), 2. \(\tan A\), 3. \(\tan^{-1}C\), 4. \(\tan^{-1}A\)) So the answer is the option with \(\tan A\), i.e., the…
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the height of an equilateral triangle is (4sqrt{3}). what is the perime…
24 units (corresponding to the option "24 units")
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the angle t is an acute angle and sin t and cos t are given. use identi…
\(\frac{7\sqrt{6}}{12}\)
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what is the measure of angle b in the figure below? a 3 b 3√2 c 30° 45°…
\(45^{\circ}\) (corresponding to the option with \(45^{\circ}\))
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in a right triangle, angle c measures 40°. the hypotenuse of the triang…
7.7 inches (corresponding to the option with 7.7 inches)
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which equation can be used to find b in the triangle below? ( \tan b=\f…
\(\boldsymbol{\tan B=\frac{8}{6}}\) (the second option: \(\tan B=\frac{8}{6}\))
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the border width of the square window frame is 0.3 m and the inside wid…
The area of the border is \( 1.8 \, \text{square meters} \)
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a playing field is made up of a rectangle of length 100 m and breadth 4…
5256.8
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4. which is the graph of $|2x - 1|>7$?
The third option (the graph with open circles at \(-3\) and \(4\) and shaded to the left of \(-3\) and to the right of \(4\)) is the correct graph.
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3. which is the graph of $|\\frac{1}{2}x + 2|\\geq1$?
The third option (the one with closed - circles at \(x=-6\) and \(x=-2\) and the line extending to the left of \(x = - 6\) and to the right of \(x=-2\)) is the correct graph.
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a garden consists of a pool surrounded by lawn. the garden is 20m x 15 …
285 \( \text{m}^2 \) (the option with 285 \( \text{m}^2 \))
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a garden consists of a pool surrounded by a lawn. we need to buy seed t…
\( 503 \, \text{m}^2 \)
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a garden consists of a sandpit surrounded by lawn. the sandpit is 2m x …
The lawn area is \( 13 \, m^2 \).
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a garden consists of a sandpit surrounded by lawn. the sandpit is 4m x …
37 square meters
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congruent? yes no yes no
First pair: No; Second pair: No; Third pair: Yes; Fourth pair: No
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congruent? yes no yes no
First pair: No, Second pair: No, Third pair: Yes, Fourth pair: No
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find the measure of the side of the right triangle whose length is desi…
\(34\)
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a metal washer is shown with the following radii (plural for radius). w…
\( 942.6\space mm^{2} \) (corresponding to the option with 942.6 m, assuming a typo and it should be \( mm^{2} \))
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use the pythagorean theorem to find the length of the missing side of t…
\(\frac{3}{4}\)