几何
三角形、圆、解析几何与证明题。
-
find the value of x of the given figure, whose area is given as a = 72.…
$8.5$
-
the figure has perimeter p = 74. find the value of x. (type a whole num…
21
-
in the chart below, the a (area) of a circle is given. find the values …
$r=\frac{1}{12}\text{ yd}$, $d = \frac{1}{6}\text{ yd}$, $C=\frac{\pi}{6}\text{ yd}$
-
in the chart below, the circumference, c, of a circle is given. find th…
$r = 12$ ft, $d = 24$ ft, $A=144\pi$ ft²
-
in the chart below, the radius, r, of a circle is given. find the value…
d: 14 cm C: $14\pi$ cm A: $49\pi$ $cm^{2}$
-
a search plane carries radar equipment that can detect metal objects (l…
600 square miles
-
a search plane carries radar equipment that can detect metal objects (l…
39700
-
for the right circular cone shown, b is a point on the circumference of…
$\frac{43^{3}}{3\pi^{2}}$
-
in the figure below, k lies between j and l. find the location of k so …
$-18$
-
in the figure below, x lies between w and y. find the location of x so …
$1$
-
in the figure below, q lies between p and r. find the location of q so …
16
-
each exterior angle of a regular polygon measures 18°. how many sides d…
D. 20
-
in the figure below, q lies between p and r. find the location of q so …
16
-
what is the name of a polygon that has four congruent sides and these a…
B. Rhombus
-
in the xy - plane, the graph of the given equation (x^{2}+52x + y^{2}=0…
D. $(-26,0)$
-
given circle x with radius 10 units and chord ab with length 12 units, …
B. 8 units
-
suppose a triangle has two sides of length 42 and 35, and that the angl…
A. \(c^{2}=42^{2}+35^{2}-2(42)(35)\cos120^{\circ}\)
-
determine the scale factor for △abc to △abc. a 10 ft c 20 ft c o a. 2 o…
B. $\frac{1}{2}$
-
the ratio $\frac{opposite}{adjacent}$ describes which function? a. seca…
D. Tangent
-
intersecting lines that form a right angle are defined as ____. a. skew…
C. perpendicular
-
if the bases of an isosceles trapezoid have lengths of 11 and 24, what …
B. 17.5 units
-
two right triangles that are not similar can still have a pair of congr…
A. True
-
in triangle qrs, what is the value of tan y°? a $\frac{5}{7}$ b $\frac{…
A. \(\frac{5}{7}\)
-
which of the following is not a congruence theorem or postulate? a. aaa…
A. AAA
-
a triangle with sides of lengths 9, 22, and 24 is a right triangle a. t…
B. False
-
question 29 of 40 the figure shows a child estimating the height of a t…
D. \(\frac{h}{4}=\frac{12}{5}\)
-
if ∠a = 32°, what must be the measure of ∠d in order for △abc to be sim…
D. $32^{\circ}$
-
question 27 of 40 what is sin 23°? a. $\frac{5}{13}$ b. $\frac{12}{5}$ …
A. $\frac{5}{13}$
-
triangles: area example a (5,8) a = \\frac{1}{2}bh c(3,2) b(9,2) in the…
The area of $\triangle ABC$ is 18. Since there is no 18 in the options you provided, there may be a mis - typing in the options or in the problem - solving process check. But the …
-
point a is at (3,4) and point b is at (8, - 4). what is the midpoint of…
$(5.5,0)$
-
find the value of x that makes abcd a parallelogram. a. 5 b. 10 c. 6 d.…
C. 6
-
a building casts a 50 - foot shadow. alex is 5 feet tall and casts a 6 …
B. 42 ft
-
question 24 of 40 what angle is included by $overline{ac}$ and $overlin…
A. $\angle C$
-
is △abc similar to △def? why or why not? a. yes, because the angles are…
C. No, because not all the angles are congruent.
-
if two triangles have three pairs of congruent sides, then the triangle…
A. True
-
the graph in the xy - plane models the possible combinations of length …
B. The length is 9 m, and the width is 4 m.
-
2. $\frac{c = 2pi r}{c=2pi r}$ and $\frac{c}{c}=\frac{r}{r}$ by the div…
C. $C = 2\pi r$ and $C'=2\pi r'$ by the definition of circumference.
-
which expression can be used to find the surface area of the triangular…
36
-
7 ft 25 ft 24 ft
1. **Explanation**: - **Step 1: Recall the formula for the area of a triangle** The formula for the area of a triangle is \(A=\frac{1}{2}bh\), where \(b\) is the base and \(h\) is…
-
for the triangles shown, triangle abc is dilated by a scale factor of 3…
B. 60
-
the figure shown is to be painted on a road sign. which of the followin…
A. A rectangle and an isosceles triangle
-
a student inscribes a triangle within a semicircle. what is the measure…
C. $90^{\circ}$
-
in the rectangle below, ac = 36 units. what is de? a. 18 b. 12 c. 24 d.…
A. 18
-
what is the surface area of the three - dimensional figure? sa = in² ar…
77
-
which of the following is the correct definition of an angle? a. a shap…
B. A shape formed by two intersecting rays
-
a net for a three - dimensional figure is shown on grid paper. each squ…
24
-
in triangle abc, m∠a = 35°, m∠b = 40°, and a = 9. which equation should…
A. \(\frac{\sin35^{\circ}}{9}=\frac{\sin40^{\circ}}{b}\)
-
solve the inequality. then graph the solution set and write it in inter…
The solution set is \([-4,4]\). The correct graph is the one with closed - circles at \(-4\) and \(4\) and a line segment between them (you need to visually identify this among th…
-
henry constructed circle a with a radius of 4 units. he then created a …
B. $\frac{45}{360}(16\pi)$
-
if △abc ~ △def and the scale factor from △abc to △def is $\frac{1}{7}$,…
C. 4, 5, 2
-
in the figure shown, line r is parallel to line s. what is the value of…
21
-
what is the surface area of the three - dimensional figure? sa = in²
72
-
Question was provided via image upload.
$22.45$ square inches
-
which net represents the three - dimensional figure shown on the right?
The third net (from the top - left, in the order of the nets shown)
-
if △lmn is dilated by a scale factor of 0.5, which of the following sta…
A. The sides of $\triangle LMN$ are congruent to the sides of $\triangle L'M'N'$.
-
which expression can be used to find the surface area of the trapezoida…
$112$
-
hj || qs and tv || hj. complete the proof that m∠put + m∠qrw = 180°. st…
Same - Side Exterior Angles Theorem
-
use the given information to determine which of the following relations…
B. $\triangle LMN\sim\triangle OPQ$, because of AA.
-
which of the following is the measure of an acute angle? a. 89° b. 122°…
A. 89°
-
which statement is not always true for a parallelogram? a. consecutive …
A. Consecutive angles are congruent.
-
in the triangle below, what is the length of the side opposite the 60° …
A. $3\sqrt{3}$
-
choose the poem that uses trochaic meter. double, double toil and troub…
The poem "Double, double toil and trouble; Fire burn and caldron bubble. Cool it with a baboon's blood, Then the charm is firm and good."
-
in $\triangle def$, $sin d=\frac{36}{39}$. what is $cos e$? a. $\frac{1…
C. \(\frac{36}{39}\)
-
if the sum of interior angle measures of a polygon is 540°, how many si…
A. 5
-
the angle of elevation from the bottom of a scenic gondola ride to the …
B. 1654 feet
-
solomon needs to justify the formula for the arc length of a sector. wh…
A. \(\frac{360^{\circ}}{n^{\circ}}\)
-
question 3 of 40 below is the justification for the formula for area of…
C. half the circumference, or \(\pi r\)
-
question 2 of 40 which of these angle pairs are congruent because they …
C. 1 and 3
-
∠svw and ∠tsv are supplementary. complete the proof that $overleftright…
The proof that $\overleftrightarrow{UW}\parallel\overleftrightarrow{RT}$ is completed as shown above.
-
if ad = bd, which of the following relationships can be proved and why?…
C. $\triangle ACD\cong\triangle BCD$, because of SAS.
-
select the quotation from the story that most strongly suggests that th…
None of the above quotations strongly suggest the given theme.
-
complete the proof that $overleftrightarrow{vx}paralleloverleftrightarr…
Converse of Corresponding Angles Theorem
-
qs || xz and tv || xz. complete the proof that ∠vuw ≅ ∠prq. statement\t…
The reason for statement 4 is "Corresponding Angles Theorem".
-
eg || vx and eg || su. complete the proof that ∠uty ≅ ∠rwy. statement r…
The reason for step 5 is Transitive Property of Congruence.
-
complete the proof that ∠uxy ≅ ∠tux. statement reason 1. wy || tv given…
Transitive Property of Congruence
-
solve for x. 81° (7x - 3)° x = submit work it out not feeling ready yet…
12
-
solve for x. (25x + 33)° (20x + 53)° x =
$4$
-
find the measure of ∠mpq. m∠mpq =
$132$
-
the point q is the midpoint of $overline{pr}$. find the location of p. …
$-23$
-
the point q is the mid - point of pr. find the location of p. location …
23
-
solve for x. (8x - 7)° 67° x =
$9.25$
-
the point t is the mid - point of sv. find the location of v. location …
$5$
-
solve for x. (7x + 18)° 81° x =
$9$
-
solve for x. (7x + 18)° 81° x = submit
$9$
-
the point b is the mid - point of $overline{ac}$. find the location of …
\(-9\)
-
solve for x. (5x + 29)° (9x - 7)° x =
$9$
-
the midpoint of $overline{pq}$ is $m = (-2, -5)$. one endpoint is $p=(3…
$(-7,-7)$
-
the midpoint of cd is m=(1,3). one endpoint is c=(4,5). find the coordi…
\((-2,1)\)
-
in tallahassee, florida, cr 373 intersects non - parallel streets cr 36…
Fast Food 2 and the Park, Fast Food 2 and the Grocery Store
-
homework 3.2-parallel lines and transversals « back to assignments 5 of…
$70^{\circ}$
-
homework 3.2-parallel lines and transversals back to assignments 4 of 6…
$52$
-
construct a line through p parallel to ℓ. (hint: copy either ∠pca or ∠p…
The corresponding - angles postulate or the alternate - interior angles theorem.
-
a diagram is shown where $overleftrightarrow{hn}paralleloverleftrightar…
$79^{\circ}$
-
find the mid - point m of the line segment joining the points p = (-5, …
$(1,-3)$
-
the perimeter of a triangle is 80 centimeters. if two sides are equally…
The length of each of the two equally long sides is 24 centimeters and the length of the longer side is 32 centimeters.
-
ab, eg, fa, and fb are shown such that ab || eg and fa and fb are trans…
$125^{\circ}$, vertical angles
-
construct a line through p parallel to ℓ (hint: copy either ∠pca or ∠pc…
The construction is justified by the corresponding - angles postulate or the alternate - interior angles theorem.
-
find the mid - point m of the line segment joining the points a=(7, - 2…
$(5,2)$
-
the length of a rectangle is 9 more than the width. the area is 112 squ…
Width = 7 centimeters Length = 16 centimeters
-
solve the inequality. then graph the solution set and write it in inter…
A. The solution set is \([0,10]\) The correct graph is a number - line with a closed circle at 0 and a closed circle at 10, and the line segment between them is shaded. (Correspon…