几何
三角形、圆、解析几何与证明题。
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jazlyn owns an indoor trampoline park. the scale drawing shows a new tr…
\(3\)
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find the value of x.
\(93\)
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give a pair of corresponding angles, a pair of alternate exterior angle…
(a) Corresponding angles: \(\angle1\) and \(\angle3\) (b) Alternate exterior angles: \(\angle1\) and \(\angle7\) (c) Alternate interior angles: \(\angle2\) and \(\angle7\)
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what number can you multiply each distance in the scale drawing by to f…
The number is \(0.5\). The actual length of the picnic - area trail is \(4.5\ km\).
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fill in the blank question because the components of vectors being adde…
Pythagorean; tangent
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chaya has a map that shows the lengths of some hiking trails. the scale…
The number to multiply is \(0.5\). The actual length of the waterfall trail is \(3\ km\).
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chaya has a map that shows the lengths of some hiking trails. the scale…
\(0.5\)
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multiple choice question a vector has been placed into its proper quadr…
IV
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fill in the blank question the direction of a vector is defined as the …
The first blank: angle; The second blank: positive
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oscar has a map of the campground where he is staying. the scale shows …
\(\frac{1}{2}\)
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the scale drawing shows the dimensions of a motel. the scale is shown i…
The number to multiply each length in the scale drawing by is \(5\), and the actual length of the east side is \(10\) yd.
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vector a is at a 225° angle measured counterclockwise from the positive…
\(A_x = A\cos(225^{\circ})\approx - 0.707A\), \(A_y = A\sin(225^{\circ})\approx - 0.707A\)
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multiple choice question for vector a, rotated counterclockwise through…
\(A_{x}=A\cos\theta\) and \(A_{y}=A\sin\theta\) (the fourth option)
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combine like terms. write the answer in correct standard form. then lis…
For \(3xy^{2}+8xy^{4}+5xy - 2xy^{2}\): degree \( = 5\), \(T\) (trinomial). For \(8x^{2}-15x - 21+16x^{2}-4x^{2}y\): degree \(=3\), \(P\) (more than three terms). For \(10x^{2}y+3x…
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coach hernández made a scale drawing of the school gym. the scale of th…
\(90\)
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select all that apply when adding vectors in two dimensions, which stat…
B. A protractor and ruler can be used to draw the vectors with the correct angles and magnitudes, so that the resultant vector can then be measured. C. The resultant always points…
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multiple choice question after the magnitude of the resultant vector fo…
the tangent ratio
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fill in the blank question when vectors are to be added graphically in …
magnitude; direction
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fill in the blank question when two vectors are added, and the magnitud…
angle; cosines
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fill in the blank 1 point find the area of the triangle having the indi…
\(594.90\) square units
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12 multiple choice 1 point write the ratios for sin a and cos a. not dr…
\(\sin A=\frac{63}{65},\cos A=\frac{16}{65}\) (the last option)
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14 multiple choice 1 point write the tangent ratios for (angle p) and (…
\(\tan P=\frac{10}{24},\tan Q=\frac{24}{10}\) (corresponds to the third option)
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13 multiple choice 1 point write the ratios for sin a and cos a. hint: …
\(\sin A=\frac{63}{65},\cos A=\frac{16}{65}\) (the second option)
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12 multiple choice 1 point write the tangent ratios for \\( \\angle p \…
$\tan P=\frac{24}{10},\tan Q=\frac{10}{24}$ (corresponding to the first option in the multiple - choice list)
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11 multiple choice 1 point find the value of the variable(s). if your a…
\(x = 16\sqrt{3},y = 32\)
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10 multiple choice 1 point find the value of the variable(s). if your a…
\(9\sqrt{3}\) (the third option)
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find the length of the leg. if your answer is not an integer, leave it …
\(7\sqrt{2}\) (corresponding to the second option \(7\sqrt{2}\))
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7 multiple choice 1 point find the area of the triangle. a = 69.4 b = 6…
1511.72
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5 multiple choice 1 point find the area of the triangle. a = 20.8 b = 1…
5. \(104.84\) 6. \(123.02\)
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find the area of the triangle having the indicated sides and angle. rou…
\(593.88\)
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3 multiple choice 1 point find the area. round your answer to the neare…
B. \(3.91\ \text{in}^2\)
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2 multiple choice 1 point find the area of the triangle. round your ans…
\(306.9\space mm^{2}\)
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1 fill in the blank 1 point what is the area of the triangle? round you…
\(110.3\)
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which of the following angles is not coterminal with the other three? 2…
For the first question: \(35^{\circ}\) is not coterminal with the other three. For the second question: \(241^{\circ}\)
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13 multiple choice 1 point in which quadrant does the terminal side of …
first quadrant ### Question 14
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find the measures of two angles, one positive and one negative, that ar…
\(495^{\circ};-225^{\circ}\) (the third option)
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find the measures of two angles, one positive and one negative, that ar…
\(\frac{16\pi}{7};-\frac{12\pi}{7}\) (the fourth option)
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10.2 use law of cosines to 10 multiple choice 1 point use the law of co…
\(22.8^{\circ}\)
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10.2 use law of cosines to 9 multiple choice 1 point use the law of cos…
\(33.1^{\circ}\)
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use the law of cosines. find m∠a to the nearest tenth of a degree. 83.8…
\(20.4^{\circ}\)
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7 multiple choice 1 point use the law of cosines. find m∠a to the neare…
\(32.8^{\circ}\)
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5 multiple choice 1 point use the law of cosines. find b to the nearest…
19.4
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4 multiple choice 1 point use the law of cosines. find b to the nearest…
23.0
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3 multiple choice 1 point use the law of cosines. find b to the nearest…
\(26.2\)
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2 multiple choice 1 point use the law of cosines. find b to the nearest…
24.0
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1 multiple choice 1 point use the law of cosines. find b to the nearest…
19.4
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the temperature, ( t ), in degrees celsius (( ^ { circ } c )) along a c…
\(40\)
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let abc be a triangle such that angle a is opposite side a, angle b is …
\(40.17\)
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use the law of sines to find the missing angle of the triangle. find ( …
\(83.9^{\circ}\)
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find the degree measure of an angle of \\( \\frac{\\pi}{5} \\) radians.…
For the first question (converting \( \frac{\pi}{5} \) radians to degrees): \( 36^{\circ} \) For the second question (converting \( -250^{\circ} \) to radians): \( \frac{-25\pi}{1…
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10 fill in the blank 1 point let abc be a triangle such that angle a is…
\(40.17\)
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use the law of sines to find the missing angle of the triangle. find m∠…
$47.6^{\circ}$
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use the law of sines to find the missing angle of the triangle. find ( …
\(13.7^{\circ}\)
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use the law of sines to find the missing side of the triangle. find the…
\(15.3\)
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5 multiple choice 1 point use the law of sines to find the missing side…
\(56.6\)
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1 using law of sines to use the law of sines to solve for the indicated…
a) \(75\) b) \(41.5\) c) \(41.9\)
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use the law of sines to solve for the indicated values. round decimal a…
a) \(61\) b) \(16.0\) c) \(23.8\)
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use the law of sines. find b to the nearest tenth. 65.1 31.3 29.7 100.2
\(100.2\) (the fourth option)
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1 multiple choice 1 point which of the following would be best for find…
\(\frac{\sin A}{a}=\frac{\sin B}{b}=\frac{\sin C}{c}\) (Option1)
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12 multiple choice 1 point evaluate the trigonometric function of the g…
For \(\sin(8\pi)\), the answer is \(0\). For \(\tan(1440^{\circ})\), the answer is \(0\).
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10 multiple choice 1 point evaluate the trigonometric function of the g…
For \(\sin(20\pi)\): \(0\) For \(\sin(-3\pi)\): \(0\)
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22 multiple choice 1 point find the degree measure of an angle of \\fra…
\(72^{\circ}\) (the third option)
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find the measure of the angle. 345° 165° 270°
165°
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cos 1620° 1 0 -1 undefined 15 multiple choice 1 point evaluate the trig…
\(-1\)
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triangie xyz is isosceles. angle y measures a^. what expression represe…
\(180 - 2a\)
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nigel and mia are searching for a treasure chest under water. the strai…
Mia is closer because her distance to the chest is opposite the smaller angle.
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if triangle abc has a 130° angle at vertex b, which statement must be t…
\(m\angle A + m\angle C = 50^{\circ}\)
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triangle jkl is isosceles. the measure of angle j is 72° and the measur…
Angle \( L \) is a base angle and measures \( 72^{\circ} \)
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chang knows one side of a triangle is 13 cm. which set of two sides is …
\(8\) cm and \(9\) cm
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triangie knm is shown. what is true about the sides of knm? kn = nm km …
\(KN = NM\)
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consider triangle wxy. which statement about the angles is true? angle …
Angle \(W\) is greater than angle \(Y\).
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in the triangles, xy = mp and yz = pn. if m∠p = 85°, which is a possibl…
\(m\angle Y = 100^{\circ}\)
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a) given lines z and y are parallel, determine the measure of each of t…
$\angle1 = 74^{\circ},\angle2 = 106^{\circ},\angle3 = 106^{\circ},\angle4 = 39^{\circ},\angle5 = 39^{\circ},\angle6 = 39^{\circ},\angle7 = 39^{\circ},\angle8 = 141^{\circ},\angle9…
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what is the value of x? (2x + 10)° (6x + 1)° 79° x = 2.25 x = 13 x = 22…
\(x = 11.25\)
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in the triangles, \\( \\overline{bc} \\cong \\overline{de} \\) and \\( …
longer than
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triangles triangle sqt is isosceles. the measure of angle stq is 48. wh…
\(24^{\circ}\)
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a) given lines z and y are parallel, determine the measure of each of t…
C. \(97^{\circ}\)
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the lengths of the sides of triangle xyz are written in terms of the va…
\(m\angle Y < m\angle Z < m\angle X\)
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for a craft project, four students each chose three pieces of wire from…
Sonji
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in the diagram, mq = qp = po = on. if np is greater than mp, which must…
Angle \(O\) is larger than angle \(Q\)
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what is the value of k? $k = 31$ $k = 29$ $k = 28$ $k = 42$
\(k = 29\)
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which statement about the value of ( x ) is true? ( x < 39 ) ( x > 38 )…
\(x > 38\)
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cj bisects \\( \\angle fgh \\) and is a perpendicular bisector of \\( \…
It has exactly 2 congruent sides.
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triangles in the triangles, ( hg = mp ) and ( gk = pn ). which statemen…
\(m\angle G > m\angle P\)
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triangles triangle xyz is isosceles. angle y measures a what expression…
\(180 - 2a\)
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which angle is an adjacent interior angle to ∠jkm? ∠klm ∠jkl ∠lmk ∠mkl
$\angle MKL$
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what is ( mangle abc )? ( mangle abc = 15^{circ} ) ( mangle abc = 45^{c…
\(m\angle ABC = 60^{\circ}\)
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which inequality can be used to explain why these three segments cannot…
\(AC + CB<AB\)
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a regular pentagon is created using the bases of five congruent isoscel…
\(54^{\circ}\)
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what is the value of x? $x = 2.25$ $x = 13$ $x = 22$ $x = 11.25$
\(x = 11.25\)
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which new angle is created by extending one side of a triangle? an exte…
an exterior angle
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the triangle sum theorem states that the interior angles of any triangl…
a) \(x = 105\) b) \(x = 95\) c) \(x = 100\) d) \(x = 20\), \(m\angle A = 59^{\circ}\), \(m\angle B=90^{\circ}\), \(m\angle C = 31^{\circ}\) e) \(x = 30\), \(m\angle D = 60^{\circ}…
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which pair of angles is supplementary? ∠pxq and ∠rxb ∠yzx and ∠uzt ∠wzx…
\(\angle RXZ\) and \(\angle YXZ\)
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consider the triangle shown. which shows the sides in order from longes…
\(RQ, PQ, RP\)
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consider the triangle. the measures of the angles of the triangle are 3…
\(m\angle A = 32^{\circ},m\angle B = 53^{\circ},m\angle C = 95^{\circ}\) (the first option)
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the base angle of an isosceles triangle measures ( 54^{circ} ). what is…
\(72^{\circ}\)
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triangle abc has the angle measures shown. $m\\angle a=(2x)^{circ}$ $m\…
\(m\angle A = 20^{\circ}\)
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which type of triangle will always have a perpendicular bisector that i…
equilateral
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triangle qst is isosceles, and rt bisects \\( \\angle t \\). what is tr…
\(m\angle QRT=m\angle SRT\), \(m\angle QRT = 90^{\circ}\)
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the vertex angle of an isosceles triangle measures 40°. what is the mea…
\(70^{\circ}\)