Géométrie
Triangles, cercles, géométrie analytique et démonstrations.
-
what is an example of a shape? rectangle sphere line photo
A. rectangle, B. sphere, C. line
-
question 8 of 10 a circle has an area of 24 m². what is the area of a 4…
A. 3 m²
-
question 7 of 10 if the area of the circle below is 12 m², what is the …
C. 3 m²
-
question 6 of 10 a ______ of a circle is a region bounded by an arc of …
C. sector
-
entry ticket problems 1 problem problem 1/1 each large tick mark on the…
7
-
count & non - count nouns write a before a count noun and some before a…
1. some 2. a 3. a 4. some 5. some 6. some 7. a 8. some 9. some 10. a Exercise 4: 1. a) Those 2. b) himself 3. a) gets 4. c) mine 5. b) who
-
are these figures congruent? hint. use rigid transformations. no yes
Yes
-
question 4 of 10 what is the approximate area of the shaded sector in t…
B. $13.51\text{ in}^2$
-
question 3 of 10 what is the approximate area of the shaded sector in t…
C. $17.3\text{ in}^2$
-
question 2 of 10 what is the approximate area of the shaded sector in t…
C. $283\ cm^{2}$
-
question 1 of 10 true or false? the area of a sector is the area of the…
A. True
-
scenario 1 1. solomon says: i have drawn a triangle. it has one angle o…
1. Adeline is not correct. Triangles with two given angles are not necessarily congruent as side - lengths are not specified. 2. Suzie is not correct. With a right angle and one s…
-
this image has rotational symmetry. what is the smallest number of degr…
60
-
for each geometric figure, tell if it has a measurable quantity. * meas…
# Explicación breve: Una línea es infinita en ambos sentidos, por lo que no tiene una longitud medible. Un segmento de línea tiene dos extremos definidos, por lo que su longitud e…
-
what is a line? a 2 - d shape created between three points an object cr…
an object created between two points
-
select all the polygons that have reflection symmetry
The second - shown shape has reflection symmetry.
-
adding & subtracting fractions coloring activity solve each problem. ci…
1. $1\frac{1}{4}$ yellow 2. $1\frac{1}{10}$ green 3. $1\frac{1}{12}$ purple 4. $1\frac{1}{4}$ red 5. $2\frac{5}{12}$ black 6. $\frac{9}{10}$ green 7. $6\frac{1}{8}$ orange 8. $9\f…
-
14) choose the best answer. calculate the length of segment $overline{a…
14) B. 10 15) A. 30
-
which figure has reflection symmetry?
The arrow - shaped figure
-
13) choose the best answer. if $overline{ay}=4$, what is the measure of…
8
-
12) choose the best answer. which line is a segment bisector? a y c l \…
$\overleftrightarrow{XZ}$
-
which figure has exactly three lines of symmetry? right triangle square…
equilateral triangle
-
11) choose the best answer. which point is the mid - point of a line se…
A. $Y$
-
which line is a line of symmetry for this regular polygon? line l line …
line \(l\)
-
10) select 2 that apply. name two line - segments that have the same le…
C. $\overline{AY}$, D. $\overline{YC}$
-
how many lines of symmetry does a regular pentagon have? o 4 o 5 o 6 o 7
B. 5
-
9) choose the best answer. carlos drove two friends home after their sc…
4 miles
-
the parking spaces in a city lot were created by painting rows of paral…
$65$
-
the bases of the prism below are right triangles. if the prisms height …
$x = 8$
-
8) choose the best answer. using the given coordinates and the ruler po…
\(1\frac{1}{2}\)
-
6) choose the best answer. using the given coordinates and the ruler po…
1
-
5) choose the best answer. if three points a, b, and c are ____, and b …
D. collinear
-
3) choose the best answer. which is the best definition for the term mi…
3) a point that bisects a segment into two congruent segments 4) one - to - one; absolute
-
stu is laying brick down to make a patio. he plans for the patio to be …
Stu estimated correctly by rounding up. He ordered enough brick. The exact area is 228.75 square feet.
-
answer the following questions. 1) choose the best answer. which is the…
1. dividing into two equal or congruent parts 2. having the same size and shape
-
identify the postulate illustrated by the statement: line ab and line c…
1. Postulate 1.2D: If two lines intersect, they intersect at exactly one point. 2. $\overrightarrow{BC}$
-
solid geometry deals with two - dimensional objects. true false 18. cho…
1. B. False 2. C. $\overline{AB}$
-
question what is the volume of a hemisphere with a radius of 4.9 ft, ro…
$246.6$
-
plane geometry deals with two - dimensional objects. choose true or fal…
1. True 2. True
-
a point is a location in space that has neither size nor ___. options: …
1. C. dimension 2. D. plane
-
adverbs of frequency rewrite the sentences in the correct order. there …
4. They don't very often call each other. 5. He sometimes likes scary movies. 1. b) on 2. c) in 3. c) in 4. b) on 5. a) at
-
question what is the volume of a sphere with a diameter of 2.8 cm, roun…
$11.5$
-
identify the postulate illustrated by the statement: plane j and plane …
1. Postulate 1.2E: If two planes intersect, they intersect in exactly one line. 2. Postulate 1.2C: If two points lie on a plane, then the line that contains those two points also …
-
9. choose true or false. a postulate is accepted as true without proof.…
9. True 10. segment
-
review what you have learned before you practise on your own: surface a…
1. net 2. triangles 3. 1 4. circumference 5. $2\pi r^{2}+2\pi rh$ 6. circular; rectangular section 7. $\pi r^{2}+\pi rl$ 8. $\pi r^{2}$ 9. $\pi rl$
-
7. choose true or false. points that lie on the same plane are collinea…
7. B. False 8. D. straight
-
atics 20 - 3 unit c: surface area summary review what you have learned …
1. net 2. triangles 3. one 4. circumference 5. $2\pi r^{2}+2\pi rh$ 6. circular; rectangular lateral - surface 7. $\pi r^{2}+\pi rl$ 8. $\pi r^{2}$ 9. $\pi rl$
-
5. choose the best answer. a ___ is a part of a line that has one endpo…
5. A. ray 6. Postulate 1.2A: Through any two points there is exactly one line.
-
in the diagram, the radius of the outer circle is 2x cm and the radius …
$10$
-
3. choose true or false. points that lie on the same line are collinear…
3. True 4. Postulate 1.2B: Through any three noncollinear points there is exactly one plane.
-
mathematics 20 - 3 now, unwrap the cylinder to see its net: what inform…
We need the radius $r$ of the base - circles and the height $h$ of the cylinder to find its surface area, and the surface - area formula is $SA = 2\pi r^{2}+2\pi r h$.
-
solve the inequality and graph the solution. 2(k + 3) - 8 > 6 plot the …
The solution of the inequality is $k>4$. On the number - line, we have an open circle at 4 (since 4 is not included in the solution set) and an arrow pointing to the right.
-
19. the perimeter of a square with side 7 cm is: * a. 21 cm b. 28 cm c.…
B. 28 cm
-
which sentence explains why the slope of ab is equal to the slope of bc…
$\triangle ADB$ is similar to $\triangle BEC$ because the corresponding angles are congruent. Therefore, $\frac{AD}{DB}=\frac{BE}{EC}$, so the ratio of the rise to the run is the …
-
which choice names an endpoint? 2. choose the best answer. a ___ consis…
1. C. $A$ 2. A. line segment
-
question an aquarium can be modeled as a right rectangular prism and it…
17
-
17. the circumference of a circle with radius 7 cm is * 1 point a. 44 c…
17. A. 44 cm 18. A. 26 cm
-
solve the inequality and graph the solution. 2(d - 5) - 9 ≥ -3. plot th…
The solution of the inequality is $d\geq8$. On the number - line, we plot a closed circle at $d = 8$ (since the inequality is $\geq$) and draw a ray to the right.
-
question the volume of a tree stump can be modeled by considering it as…
10555.8
-
15. two lines that never meet and are always the same distance apart ar…
15. B. Parallel lines 16. A. \(6\ cm^{2}\)
-
solve the inequality and graph the solution. \frac{a - 1}{7}geq1 plot t…
The solution of the inequality is $a\leq - 7$. On the number - line, mark a closed - circle at $-7$ and draw a ray to the left.
-
13. the diagonal of a rectangle divides it into: * a. two squares b. tw…
13. B. Two right - angled triangles 14. B. Center
-
11. a triangle with one angle of 90° is called: * a. equilateral b. iso…
11. C. Right - angled 12. A. Square
-
solve the inequality and graph the solution. \\(\\frac{q + 6}{2}<1\\) p…
The solution of the inequality is $q < - 4$. On the number - line, we use an open - circle at $-4$ (since the inequality is strict, $q eq - 4$) and draw an arrow to the left to r…
-
find the volume of the square pyramid. use the formula: v = \\frac{bh}{…
$1156$
-
9. a chord that passes through the center of a circle is called: * a. r…
9. C. Diameter 10. C. Scalene
-
7. the radius of a circle is: * a. half the diameter b. double the diam…
7. A. Half the diameter 8. A. Equal
-
find the volume of the square pyramid. use the formula: v = \\frac{bh}{…
$120$
-
as part of a map, sheila drew three separate points that were not all o…
An obtuse angle
-
find the volume of the square pyramid. use the formula: v = \\frac{bh}{…
$30$
-
5. the sum of exterior angles of any polygon is: * a. 180° b. 360° c. 5…
5. B. 360° 6. B. Tangent
-
find the volume of the square pyramid. use the formula: v = \\frac{bh}{…
$240$
-
3. a triangle with all sides equal is called: * a. isosceles b. equilat…
3. B. Equilateral 4. C. $360^{\circ}$
-
as part of an assignment, leah drew a ray with three points labeled a, …
A line segment that starts at point A and ends at point B.
-
given: x || y w is a transversal of x and y. prove: ∠4 ≅ ∠5 statements …
A. vertical angles are congruent B. corresponding angles postulate C. transitive property
-
follow the steps to find the volume of the square pyramid. use the form…
$B = 225$ ft², $h = 8$ ft, $V = 600$ ft³
-
a flagpole casts a shadow on a flat concrete patio. the distance from t…
$18.3$ feet
-
1. what is the sum of angles in a triangle? * 90° 180° 270° 360° other:…
1. B. 180° 2. C. 60°
-
examples 1 and 2 find the measure of each segment. 1. $overline{pr}$ 2.…
1. $\overline{PR}=2.1$ mm 2. $\overline{EF}=5.3$ in 3. $\overline{JL}=1.1$ cm 4. $\overline{HJ}=9.1$ ft 5. $\overline{AC}=2$ m 6. $\overline{SV}=1.5$ in 7. $\overline{NQ}=2.25$ in…
-
which two line segments appear to form an acute angle? a b c d ab and b…
$\overline{AB}$ and $\overline{AD}$
-
which statement about the image pictured is false? lines rc and wc shar…
lines RC and WC share a common point, W
-
as part of a picture, gary drew a ray with three points labeled r, s, a…
D. A line segment that starts at point R, passes through point T, and ends at point S.
-
choose the best option to fill in the blank for the following statement…
point
-
what notation correctly describes the figure below? z v
$\overleftrightarrow{VZ}$
-
do the following statement and its converse form a biconditional that i…
yes
-
which statement about the image pictured is false? contains line vr con…
contains line VR
-
question 12 (3 points) use the diagram to fill in the indicated measure…
Blank 1: 18 Blank 2: $36^{\circ}$ Blank 3: $54^{\circ}$
-
classify this triangle by its angle measures: 31° 97° 52° acute obtuse …
obtuse
-
is the following statement a good definition? a parallelogram is a quad…
no
-
question 11 (1 point) use the diagram to answer true or false for the f…
False
-
find the coordinate of the midpoint of segment zs.
31
-
can you conclude that $overline{nu}$ and $overline{np}$ are congruent? …
no
-
rey climbs a tower that is 16 meters tall to ride a straight water slid…
$19.4$ m
-
question 10 (3 points) ∠1 and ∠2 are supplementary angles. given the me…
Blank 1: \(128^{\circ}\) Blank 2: \(104^{\circ}\) Blank 3: \(161^{\circ}\)
-
find the value. ab = x, and bc = 2x + 3. step 1 plot two points and lab…
$33$
-
the ladder to the base of the wall is 21 feet. what is the distance fro…
$22.8$ ft
-
question 9 (4 points) a stair railing is designed as shown in the figur…
1. b. \(\angle1\&\angle2\) 2. None of the above (no correct option in the given list for supplementary angles) 3. a. \(\angle8\&\angle5\) 4. d. \(\angle7\&\angle5\)
-
use the figure below to answer the following question: if $overrightarr…
$m\angle VYW = m\angle XYW$
-
question 8 (3 points) use the diagram to fill in the indicated measurem…
Blank 1: 10 Blank 2: $101^{\circ}$ Blank 3: $79^{\circ}$
-
what kind of triangle is shown below? 107° 30° 43° acute obtuse right
Obtuse