幾何
三角形、圓、解析幾何與證明題。
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given ( pq = 24 ), ( ps = 19 ), ( pr = 42 ), ( tq = 10 ), ( mangle pqr …
\( 19 \) ### For \( m\angle QRS \):
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find the cosine of $\\angle d$. simplify your answer and write it as a …
$\frac{39}{89}$
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find the sine of ∠x. simplify your answer and write it as a proper frac…
$\frac{56}{65}$
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12. if j is the centroid of triangle def, dh=51, gf=60, and el=57, find…
19
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10. if j is the centroid of triangle def, dh=51, gf=60, and ei=57, find…
For question 10: $JF = 40$ For question 11: $EJ = 38$
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find cos (a) given the triangle. enter your answer as a fraction. 231 a…
$\frac{77}{85}$
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school of technology students want to build a deck around a 15 foot by …
The expression for the area of the pool with the deck included is \( 4x^{2}+70x + 300 \) (or in factored form \( (20 + 2x)(15 + 2x) \)).
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consider the following pair of points. (5, -1) and (6, -6) step 1 of 2 …
$\sqrt{26}$
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plot the following points in the cartesian plane. {(3, 4), (-9, 9), (-9…
- Point $(3,4)$: 3 units right, 4 units up from the origin - Point $(-9,9)$: 9 units left, 9 units up from the origin - Point $(-9,-10)$: 9 units left, 10 units down from the orig…
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find cos (m) given the triangle. enter your answer as a fraction. draw …
$\frac{33}{65}$
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the tiled floor in cayden’s dining room has a rug on it as shown below.…
72
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4 the rectangle weighs exactly as much as 6 trapezoids, 96 oz what is t…
B. 32 oz
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linda martinez designs emblems for theaters and needs to measure the em…
Height: $1\frac{1}{4}$ inches Width: $3\frac{1}{8}$ inches
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find cos(m) given the triangle. enter your answer as a fraction or as a…
$\frac{9}{41}$ or $0.220$
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2. in the given figure, m∠p = 56° and m∠q= 82°. find m∠qrx.
\(138^{\circ}\)
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5 looking at the venn diagram above, which of the following describes k…
D. has a cat
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what value is the arrow pointing to? enter your answer as a reduced one…
2/5
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6. state what information is needed in order to make the given congruen…
We need $\boldsymbol{\angle MED \cong \angle EDF}$ (or $\boldsymbol{\angle MED = \angle EDF}$) to satisfy the ASA triangle congruence rule. ---
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what value is the arrow pointing to? 0 1 enter your answer as a reduced…
3/8
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question 1-4 find the area of rectangle a, given the areas of the squar…
$18$ ft²
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what value is the arrow pointing to? enter your answer as a reduced one…
5/8
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first find the total area of the driveway. a = ft²
700 $\text{ft}^2$
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what value is the arrow pointing to? 0 1 enter your answer as a reduced…
1/2
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what value is the arrow pointing to? enter your answer as a reduced one…
1/4
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unit 3, lesson 6: elimination or substitution? learning focus: identify…
$x=5$, $y=2$
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find the area ( a ) of the sector and the arc length ( s ) of a circle …
Sector area: $\frac{25\pi}{6}$ square feet, Arc length: $\frac{5\pi}{3}$ feet
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edward’s grandmother used to make him pannukakku when he was little. he…
1. The area of the 9-in. by 13-in. pan is 117 in.$^2$ 2. A pan with a radius of 6 in.
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question given ( m parallel n ), find the value of ( x ). answer attemp…
$145$
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7. find the value of y. \ 8. find the value of x. \ triangle abc with a…
\(x = 20.8\)
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Question was provided via image upload.
Since the problem is not clearly stated (e.g., what to do with these triangle cards: identify similar triangles, find missing angles/sides, etc.), we can't proceed with a solution…
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the chalk circle around the pitcher’s mound has a diameter of 16 ft. wh…
$64\pi$ ft²
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12 a circular tablecloth has a radius of 5 feet. each square foot of fa…
The total cost of the fabric is $196.25.
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solve the following system of inequalities graphically on the set of ax…
A point in the solution set is \((0,0)\) (other valid points like \((-3,0)\), \((3,5)\) etc. also work. The intersection point of the two lines is \((-6,6)\), but since the second…
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in the figure below, suppose ( mangle3 = 43^circ ) and ( mangle4 = 78^c…
s (filling the boxes in order): 180, 180, 121, 59, 180, 121, \(=\)
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4. find the circumference.
$48.67\ \text{m}$
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determining when to use the law of cosines which of these triangles can…
The triangle with sides 12, 8 and included angle \(138^\circ\) (the second triangle)
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in the figure below, suppose ( mangle3 = 39^circ ) and ( mangle4 = 108^…
The sum of the interior angle measures of a triangle must be \(\boldsymbol{180}\)°. So, \(m\angle1 + m\angle3 + m\angle4=\boldsymbol{180}\)°. So, \(m\angle1 + m\angle4=\boldsymbol…
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in δdef, de = 11, ef = 9, and angle e = 140°. which equation correctly …
\(e^{2}=11^{2}+9^{2}-2(11)(9)\cos(140^{\circ})\) (the first option)
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what is the slope of the line that passes through the points (10, 6) an…
\( 0 \)
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what is the slope of the line that passes through the points (6, -8) an…
undefined
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if st = w and pr = w - 37, what is the value of w? s t r p q w =
74
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the two polygons below are similar. complete the similarity statement. …
$RQPS$
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5-47. at right is a graph of a periodic function and the line ( y = 5 )…
a. $\boldsymbol{20}$ b. $\boldsymbol{(22.62, 5)}$ c. $\boldsymbol{(-8.69, 5)}$
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fill in the blank 1 point \they create and simplify math with the numbe…
addition and subtraction
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after spending the afternoon at the park, kathleen and her friend sadie…
\( d > 7 \) For graphing: - The ray should start at 7 (open circle, since \( d > 7 \) not \( d \geq 7 \)) and point to the right (towards values greater than 7, like 8, 9, 10, etc…
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multiple answer 1 point \arabs take a great leap forward in __, enginee…
A. Medicine, C. Astronomy
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find ( mangle u ). triangle image with right angle at v, wv = 6, vu = 4…
$56.3^\circ$
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5. (the chart is a coordinate grid with a line passing through points, …
The equation of the line is \(y =-\frac{5}{2}x - 3\)
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Question was provided via image upload.
1. Son semejantes, $\Delta STU \sim \Delta QPR$ 2. No son semejantes 3. Son semejantes, $\Delta ABC \sim \Delta EFD$
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mark is designing a robot out of recycled material for art class. the r…
The area of the robot’s head is \( x^2 - 10x + 25 \) (or \( (x - 5)^2 \)). ### Question 8:
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ivanna is riding laps on her motorcycle. it takes her 5 minutes to comp…
(a) Inequality: $5x > 35$ (b) $x > 7$ (c) Draw an open circle at the point 7 on the number line, then draw a solid arrow pointing to the right from this circle to represent all nu…
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4. $a^2 + b^2 = c^2$
The triangle is a right triangle, as the Pythagorean theorem $a^2 + b^2 = c^2$ is satisfied.
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it takes her 5 minutes to complete a lap. she will ride for more than 3…
(a) Inequality: $\boldsymbol{5x > 35}$ (b) $\boldsymbol{x > 7}$ (c) On the number line: Place an open circle at 7, and draw a shaded arrow extending to the right from 7.
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6. which of the following represents an expression for the area of the …
d. \( x^{2}+x - 6 \)
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3. find the perimeter of each shaded shape. — = 1 unit perimeter = 10 p…
To solve for the perimeters of the shaded shapes (assuming the third and fourth are to be calculated, and the first two are blanks), we use the grid method (each square has side l…
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determinar si los triángulos son semejantes. si lo son, escribir si es …
1. Son semejantes ($\triangle MNY \sim \triangle XZY$ por criterio AA) 2. No son semejantes 3. Son semejantes ($\triangle IGH \sim \triangle LKJ$ por criterio AA)
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name: date: period: 4 - 9. find the missing parts of each number line. …
14 ### Part b
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find ( mangle f ). write your answer as an integer or as a decimal roun…
$44.4$
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4-8. tina’s rectangular living - room floor measures 15 feet by 18 feet…
270 square feet ### Part b
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1. circle your position. yes, the new deal was successful no, the new d…
1. **Document A**: Evidence: Provided employment opportunities and eased mortgage distress. Credibility: Captures contemporary public gratitude, showing direct relief from economi…
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bob is working on a report. so far, he has worked on it for 5 hours. he…
(a) Inequality: $x - 5 < 8$ (b) $5 < x < 13$ (c) Draw an open circle at 5 and an open circle at 13 on the number line, then shade the interval between these two points.
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part 1 of 2 graph each equation. determine the sc $x + 2y = 12$ $7x + 2…
The solution to the system is $x=-2$, $y=7$, or the point $(-2, 7)$. To graph: 1. For $y = -\frac{1}{2}x + 6$, plot $(12, 0)$ and $(0, 6)$, then draw the line through them. 2. For…
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find bd. write your answer as an integer or as a decimal rounded to the…
$5.0$
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7 25 cos a 48 50 15 15/48 cos a 29 21 20 20/21 sin a 63 65 16
1. For the first triangle: $\boldsymbol{\cos A = \frac{3}{10}}$ (the given $\frac{7}{25}$ is incorrect) 2. For the second triangle: $\boldsymbol{\cos A = \frac{20}{29}}$ (the give…
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think about the process which point on the graph is the solution of the…
D. The point where the lines intersect each other The solution to the system is $\boldsymbol{(4, -4)}$
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find eg. write your answer as an integer or as a decimal rounded to the…
9.7
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63 65 c 8 16 63 —— 65 cos a a 30 34 8 16 c 1 —— 17 tan a
1. $\cos A = \frac{63}{65}$ 2. $\tan A = \frac{8}{15}$
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find rs. write your answer as an integer or as a decimal rounded to the…
9.4
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find wy. write your answer as an integer or as a decimal rounded to the…
$6.8$
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find ac. write your answer as an integer or as a decimal rounded to the…
$9.1$
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find su. write your answer as an integer or as a decimal rounded to the…
$6.9$
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find gi. write your answer as an integer or as a decimal rounded to the…
3.4
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find u. 60° u 6√3 mm 30° write your answer in simplest radical form. mi…
9 millimeters
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note: figure not drawn to scale. the right square pyramid shown has a h…
421.2
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find p. 17√3 yd 60° 30° p write your answer in simplest radical form. y…
34 yards
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find g. 3√2 mm write your answer in simplest radical form. millimeters
$\sqrt{6}$ millimeters
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find d. (image of a right triangle with angles 60°, 30°, right angle, h…
4 yards
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find y. write your answer in simplest radical form. feet
38 feet
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here is how zee solved an equation. circle the mistake and explain why …
Zee's mistake is in the fourth line, $10 = -2x + 20$. When moving $-6x$ to the right side of the equation, it should be added to $4x$, resulting in $10x$, not subtracted. $x = -1$
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find m. 3√6 m 45° 45° m write your answer in simplest radical form. met…
$3\sqrt{3}$ meters
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find n. write your answer in simplest radical form. miles submit
$5\sqrt{6}$ miles
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find n. write your answer in simplest radical form. yards
$16\sqrt{2}$ yards
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find y. write your answer in simplest radical form. centimeters
$6\sqrt{6}$ centimeters
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draw a line with the given intercepts. x + y = -4 use the graphing tool…
The line passes through the points $(-4, 0)$ and $(0, -4)$, forming a straight line on the coordinate grid.
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use the graph to answer all of the questions select the number of y - i…
To solve the questions about the graph, we analyze each part: ### 1. Number of \( y \)-intercepts A \( y \)-intercept is where the graph crosses the \( y \)-axis (when \( x = 0 \)…
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11 find the area of the shape by dividing it into rectangles. enter you…
Area: $8 \times 2 = 16$ Area: $4 \times 5 = 20$ Total area: 57 square units
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triangle nop is similar to triangle qrs. find the measure of side rs. r…
\(37.8\)
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triangle hij is similar to triangle klm. find the measure of side kl. r…
$13.8$
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there is a geometric figure with angles marked as 132°, 30°, 58°, 148°,…
If we take angle 7 as an example, the measure of angle 7 is \(\boldsymbol{32^\circ}\). (The answer will vary depending on which angle we are calculating. For example, angle 1 is \…
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question find the length of the third side. if necessary, round to the …
19.5
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question find the length of the third side. if necessary, round to the …
4
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identifying key characteristics of graphs of functions use the graph to…
1 ### 2. Number of x - intercepts
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find an equation for the line below.
$y=-\frac{3}{8}x-\frac{17}{8}$
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3 use the pythagorean theorem to find the distance between the given po…
5.8
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point ( a ) is the image of point ( a ) under a rotation about the orig…
A. \( 90^\circ \) clockwise, E. \( 270^\circ \) counterclockwise
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a computer screen has a diagonal dimension of 19 inches and a width of …
11.7 inches (corresponding to the option: 11.7 inches)
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in the figure below, suppose ( mangle2 = 32^circ ) and ( mangle4 = 30^c…
The sum of the interior angle measures of a triangle must be \(\boldsymbol{180}\)°. So, \(m\angle1 + m\angle2 + m\angle4=\boldsymbol{180}\)°. So, \(m\angle1 + m\angle2=\boldsymbol…
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a photographer enlarged a picture. if the width of the image is 5 inche…
2
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one end of a cable is attached to the top of a 60-foot pole. the other …
65
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place the correct value to complete the sentence. linda built a fence a…
216