幾何
三角形、圓、解析幾何與證明題。
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using the centroid to find the length of a segment s is the centroid of…
11 units
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tracy found the length of (overline{gf}). her work is shown below. what…
She used \( GF = 2BG \), but the correct statement is \( BG = 2GF \). (The corresponding option: "She used \( GF = 2BG \), but the correct statement is \( BG = 2GF \).")
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g is the centroid of triangle abc. what is the length of \\( \\overline…
20
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using the centroid to find the length of a segment g is the centroid of…
\(20\)
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s is the centroid of triangle nql. what is the length of nr? 4 units 8 …
36 units
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analyzing a statement manny says that the diagram shows a centroid. is …
no, because the centroid is where the medians meet
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practice with orthocenters and centroids. which figure has an orthocent…
The triangle with angles \(45^\circ\), \(110^\circ\), and \(25^\circ\) (the third triangle in the given figures) has an orthocenter outside the triangle.
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triangle knm is isosceles, where angle n is the vertex. what is the mea…
\( 25^\circ \) (corresponding to the option \( 25^\circ \))
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triangle xyz is isosceles. the measure of the vertex angle, y, is twice…
A. Angle Y is a right angle. B. The measure of angle Z is \( 45^\circ \). E. The perpendicular bisector of \( \overline{XZ} \) creates two smaller isosceles triangles.
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triangle abc is shown below. what is the length of line segment ac? 7 9…
14
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angle m has a measure of 47°. what is the measure of angle pnl? 43° 47°…
\( 43^\circ \) (corresponding to the option with \( 43^\circ \))
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triangle qst is isosceles, and rt bisects ∠t. what is true about ∠qrt? …
A. \( m\angle QRT = 90^\circ \) B. \( m\angle QRT = m\angle SRT \)
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triangle abc is isosceles. what is the length of \\overline{bc}? 11 23 …
40
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triangle abc is isosceles. what is true about the measure of angle b? i…
It is equal to the measure of angle C.
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right triangle abc is isosceles and point m is the midpoint of the hypo…
It is an isosceles right triangle.
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what is always true about the angles of an isosceles triangle? all thre…
B. At least two of the angles are congruent.
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in triangle abc, ( mangle abc=(4x - 12)^{circ} ) and ( mangle acb=(2x +…
Yin is not correct. When \( x = 19 \), \( m\angle ABC = 64^\circ \), \( m\angle ACB=64^\circ \), and \( m\angle BAC = 52^\circ \). Since not all angles are equal (an equilateral t…
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triangle wxy is isosceles. ∠ywx and ∠yxw are the base angles. yz bisect…
\( 150^{\circ} \) (Option: 150°)
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identifying an angle measure what is the measure of ∠nlm? ( m angle n l…
# Explanation: ## Step1: Analyze the triangle The triangle \( \triangle NLM \) has \( NL = NM \) (marked with equal signs on the sides) and \( \angle NLM \) and \( \angle NML \) r…
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the vertex angle of an isosceles triangle measures 42°. a base angle in…
\(x = 33\) Each base angle measures \(69^\circ\)
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identifying a leg length what is the length of (overline{pr})? units
40
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cd bisects ∠acb. which statements must be true? check all that apply. a…
- \(m\angle ACD = m\angle BCD\) - \(m\angle CDA = m\angle CDB\)
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which fact helps you prove the isosceles triangle theorem, which states…
D. If one angle of a triangle is larger than another angle, then the side opposite the larger angle is longer than the side opposite the smaller angle.
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identifying an unknown value what is the value of x? 40 70 140 160
70
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which properties belong to all isosceles triangles? check all that appl…
- The base angles are congruent. - The two sides opposite the base angles are congruent. - The bisector of the vertex angle is the perpendicular bisector of the base.
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if the circumference of a circle is 50 meters, what is the radius? a. 2…
1. B. \(\frac{25}{\pi}\) meters 2. B. \(3\pi\) square meters 3. D. \(\pi\) radians 4. A. \(\frac{7\pi}{3}\) meters
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a circular garden has a radius of 12 meters. if you want to fence a sec…
1. B. \(6\pi\) meters 2. A. \(\frac{250\pi}{3}\) meters 3. C. The line segment from the center to any point on the circle 4. A. \(10\) meters 5. A. \(120\pi\) meters 6. D. \(L = r…
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question determine the equation of the circle graphed below. answer att…
The equation of the circle is \((x + 2)^2+(y + 2)^2 = 36\)
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question determine the equation of the circle graphed below. answer att…
\((x + 3)^2+(y - 1)^2 = 16\)
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question determine the equation of the circle graphed below. answer att…
\((x - 2)^2 + (y - 3)^2 = 16\)
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question determine the equation of the circle graphed below. answer att…
\((x + 3)^2+(y - 1)^2=9\)
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question determine the equation of the circle graphed below. answer att…
\((x + 3)^2+y^2=9\)
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question determine the equation of the circle graphed below.
\((x + 2)^2+(y - 1)^2 = 9\)
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question determine the equation of the circle graphed below. answer att…
\((x + 3)^2 + y^2 = 9\)
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question determine the equation of the circle graphed below.
The equation of the circle is \((x + 1)^2+(y - 4)^2 = 25\)
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question determine the equation of the circle graphed below.
\((x - 3)^2+(y - 5)^2 = 16\)
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question determine the equation of the circle graphed below.
\((x + 1)^2+(y - 5)^2 = 25\)
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a line that touches a circle at exactly one point is called a the point…
tangent ### 2. The point where a tangent line meets the circle is called the \_\_\_\_\_\_\_\_\_\_\_\_\_\_.
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which tool is essential for constructing a tangent line from a point ou…
b. Compass ### Second Question: What happens if two tangent lines intersect outside a circle?
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in the context of a circle, what does the external point refer to? a po…
a. A point outside the circle ### Question 2:
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which type of triangle is the circumcenter located outside of? a. right…
d. Obtuse triangle ### Second Question:
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which property is true about the incenter of a triangle? a. it is alway…
d. It is equidistant from all sides ### Question 2: To construct the circumcenter of a triangle, you need to draw the:
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the point where the angle bisectors of a triangle intersect is called t…
incenter ### 2. The point where the perpendicular bisectors of a triangle intersect is called the
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the point where the angle bisectors of a triangle intersect is called t…
incenter ### 2. The point where the perpendicular bisectors of a triangle intersect is called the
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v, geometry sem a geometry ons line segment qr is dilated to create lin…
4 units
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line segment ab is dilated to create line segment ab using point q as t…
\(2\)
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triangle tuv was dilated to create triangle tuv using point a as the wh…
\(\frac{2}{5}\)
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dilations what is the scale factor of the dilation of line segment ba? …
4
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sylvia enlarged a photo to make a 24 × 32 inch poster using the dilatio…
\(6\times8\)
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line segment xy is dilated to create line segment xy using point t as t…
15 units (Wait, there is a mistake in the above steps. Let's start over. Since \(XY\parallel X'Y'\), \(\triangle TXY\sim\triangle TX'Y'\). The ratio of similarity: \(\frac{TX'}{TX…
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dilation ( d_{v, \frac{2}{5}} ) was performed on a rectangle. how does …
- The side lengths of the image are two - fifths the size of the corresponding side lengths of the pre - image. - The base of the image is two - fifths the size of the base of the…
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triangle qrs was dilated using the dilation rule ( d_{p,4} ). what is (…
12 units
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29. determine side $x$. 29. in relation to angle 21 degrees, side $x$ =…
\(x\approx6.77\) cm (or more precise \(6.773\) cm depending on the required precision)
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29. determine side $x$.
\(x\approx6.77\) cm (depending on the precision of \(\tan(21^\circ)\) used, the answer may vary slightly)
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determine the unknown angles or sides of these right triangles. compute…
\( \angle A\approx38^\circ38' \) (or approximately \( 38.63^\circ \))
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the right triangle on the right is a scaled copy of the right triangle …
\(\frac{3}{2}\)
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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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read the excerpt from justin lebo. when he got it home, he wheeled the …
cluttered
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a flower garden is shaped like a circle. its radius is 18 yd. a ring - …
\( 50 \)
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a triangle is placed in a semicircle with a radius of 3 mm, as shown be…
\(5.13\) \(mm^{2}\)
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a circle is placed in a square with a side length of 12 mm, as shown be…
\(30.96\) \(mm^{2}\)
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a triangle is placed in a semicircle with a radius of 4 cm, as shown be…
\(9.12\) \(cm^{2}\)
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a triangle is placed in a semicircle with a radius of 4 cm, as shown be…
\(111.72\space cm^{2}\)
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a circle is placed in a square with a side length of 4 mm, as shown bel…
\(3.44\) \(mm^2\)
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find the measure of angle 1.* your answer
# Explanation: ## Step1: Identify the shape The figure is an isosceles trapezoid (since the non - parallel sides are equal, marked by the double lines, and the top and bottom side…
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find the indicated measure. * your answer this is a required question
\(6.6\)
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a ring - shaped region is shown below. its inner diameter is 22 m, and …
\(235.5\)
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a ring - shaped region is shown below. its inner radius is 17 cm. the w…
\(477.28\)
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ring - shaped region is shown below. its inner radius is 6 in, and its …
\(141.3\)
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question 9 (5 points) transcript follow the audio and select the correc…
D. El hijo menor de los Morales está en la secundaria. (Note: If the options are labeled with circles, but assuming standard labeling, the last option is correct as per typical Sp…
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the radius, r, of a sphere is 6.6 mm. calculate the spheres volume, v. …
\(1203.7\)
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the diameter, d, of a sphere is 12.4 m. calculate the spheres volume, v…
\(997.7\)
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the diameter, d, of a sphere is 10.8 cm. calculate the spheres volume, …
\(659.1\mathrm{cm}^{3}\)
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find the surface area of a cylinder with a base diameter of 6 m and a h…
\(42\pi m^{2}\)
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find the surface area of a cylinder with a base diameter of 12 cm and a…
\(156\pi\space cm^{2}\)
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find the surface area of a cylinder with a base radius of 2 cm and a he…
\(20\pi\space cm^{2}\)
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a grain silo has a cylindrical shape. its radius is 7.5 ft, and its hei…
\(6182\mathrm{ft}^{3}\)
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the diameter of a cylindrical water tank is 12 ft, and its height is 10…
\(1130\) cubic feet
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the diameter of a cylindrical construction pipe is 4 ft. if the pipe is…
\(264\) cubic feet.
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find the volume of a cone with a height of 8 yd and a base diameter of …
\(75.36\) cubic yards
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find the volume of a cone with a base radius of 5 yd and a height of 9 …
\(235.5\) cubic yards
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find the volume of a cone with a height of 11 in and a base radius of 6…
\( 414.48\) cubic inches.
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find the volume of a cone with a base diameter of 8 yd and a height of …
\(150.72\) cubic yards
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find the circumference and the area of a circle with diameter 6 yd. use…
Circumference: \(18.84\) yd Area: \(28.26\) \(yd^{2}\)
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find the area and the circumference of a circle with radius 7 ft. use t…
Area: \(153.86\ \text{ft}^2\) Circumference: \(43.96\ \text{ft}\)
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find the area and the circumference of a circle with radius 4 cm. use t…
Area: \(50.24\) \(cm^{2}\) Circumference: \(25.12\) cm
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the end of a hose was resting on the ground, pointing up an angle. sal …
3.2 feet
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read the passage from sugar changed the world. one of these early hindu…
"sugar cane was now an ingredient in ceremonies involving fire", "Perhaps that transformation itself seemed magical", "sugar cane is called ikshu, which means'something that peopl…
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nd the ratio of circles to total shapes in the diagram below. ratio of …
\(\frac{3}{15}\)
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find the ratio of circles to total shapes in the diagram below. ratio o…
For every \(1\) circle there are \(3\) total shapes, therefore the simplified ratio of circles to total shapes is \(1:3\).
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find the ratio of circles to total shapes in the diagram below. ratio o…
\(4:12\)
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9) the perimeter of a rectangle is 126 feet. the length of the rectangl…
\(x = 5\)
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8) find the value of x if the perimeter is 35:
\(x = 7\)
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in the figure below, ( mangle2 = 102^{circ} ). find ( mangle1 ), ( mang…
\( m\angle1 = 78^\circ \) \( m\angle3 = 78^\circ \) \( m\angle4 = 102^\circ \)
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in the figure below, ( mangle1 = 64^{circ} ). find ( mangle2 ), ( mangl…
\( m\angle2 = \boxed{116}^\circ \) \( m\angle3 = \boxed{64}^\circ \) \( m\angle4 = \boxed{116}^\circ \)
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below, ( m angle 3 = 43 ^ { circ } ). find ( m angle 1 ), ( m angle 2 )…
\( m\angle1 = \boldsymbol{43}^\circ \) \( m\angle2 = \boldsymbol{137}^\circ \) \( m\angle4 = \boldsymbol{137}^\circ \)
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in the figure below, ( mangle1 = 38^{circ} ) and ( mangle2 = 29^{circ} …
$67$
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in the figure below, ( mangle jkl = 142^{circ} ) and ( mangle 1 = 67^{c…
\( 75 \)
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question determine the equation of the circle graphed below.
\((x + 1)^2+(y - 1)^2=64\)
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14 fill in the blank 1 point if jg = jf, gd = 13, and arc cd = 136°, fi…
\(ED = 13\) \(CF = 13\) \(arc\ ED = 44^\circ\) \(arc\ HD = 44^\circ\) \(arc\ CE = 136^\circ\) Wait, but the problem has a blank for arc ED with 13, which is wrong. Maybe my analys…