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Mathematics 17 Online
OpenStudy (anonymous):

The polygons are similar but not necessarily the drawn to scale. Find the value of x. a. 14 b. 21 c. 96 d. 504

OpenStudy (anonymous):

OpenStudy (anonymous):

A. 14

OpenStudy (anonymous):

Determine whether the triangles are similar. If so, what is the similarity statement and the postulate or theorem used.

OpenStudy (anonymous):

OpenStudy (anonymous):

to find that, you have to find what the ratio to the other is so you can divide 84 by 24 which equals 3.5 and then you do 4 times 3.5 which equals 14

OpenStudy (anonymous):

Thank you @atoxicguy

OpenStudy (anonymous):

np. do you have a list of the postulates and theorems?

OpenStudy (anonymous):

yes just a sec.

OpenStudy (anonymous):

and yes they are similar bc the big sides are both divisible by 7 which equals the small number

OpenStudy (anonymous):

a. TRS ~ TPQ ; SSS b. TRS~TPQ;SAS c. TRS~PQR;SAS

OpenStudy (anonymous):

Oh ok

OpenStudy (anonymous):

Sorry I am horrible at math :( Thank you so much

OpenStudy (anonymous):

its b. TRS~TPQ;SAS

OpenStudy (anonymous):

Which theorem or postulate proves the two triangles are similar? a. AA Postulate b. AS Postulate c. SSA Theorem d. SSS Theorem

OpenStudy (anonymous):

OpenStudy (anonymous):

sss theorem

OpenStudy (anonymous):

What is the geometric mean of the pair of numbers? 99 and 11 a. 968 b. 33 c. 43 d. 38

OpenStudy (anonymous):

B. 33

OpenStudy (anonymous):

Thank you so much. If I end up having any more would you help?

OpenStudy (anonymous):

of course if im online but if im not online then youre out of luck :)

OpenStudy (anonymous):

lol I have another just a sec.

OpenStudy (anonymous):

Kristen lives directly east of the park. The football field is directly south of the park. The library sits on the line formed between Kristen’s home and the football field at the exact point where an altitude to the right triangle formed by her home, the park, and the football field could be drawn. The library is 4 miles from her home. The football field is 10 miles from the library. a. How far is library from the park? b. How far is the park from the football field?

OpenStudy (anonymous):

OpenStudy (anonymous):

the library is 8 miles away bc that triangle is a special right triangle so when the shortest leg is s, the longest leg is 2s

OpenStudy (anonymous):

and sorry.. idk about the football field :(

OpenStudy (anonymous):

a. 7 miles; 12 miles b. 2 sqrt 10 miles; 2 sqrt 6 miles

OpenStudy (anonymous):

c. sqrt 14 miles; 2 sqrt 6 miles

OpenStudy (anonymous):

d. 2 sqrt 10 miles; 2 sqrt 35 miles

OpenStudy (anonymous):

there are the answer choices @atoxicguy There isn't any that have 8 in it so could it be A

OpenStudy (anonymous):

hmm hang on lemme retry

OpenStudy (anonymous):

What is the value of x given that OPllNQ?

OpenStudy (anonymous):

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

ok the answer is d :)

OpenStudy (anonymous):

Thank you

OpenStudy (anonymous):

sorry for being so long

OpenStudy (anonymous):

lol its ok no need for an apology

OpenStudy (anonymous):

and the last one is 14 becuasse you do the same thing. find the ratio which 24/ 4=6 so 56/4 = 14

OpenStudy (anonymous):

ABC has side lengths 8, 15, and 17. Do the side lengths form a Pythagorean triple?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

A triangle has side lengths of 87cm, 21cm and 93 cm. Is the triangle acute, obtuse, or right?

OpenStudy (anonymous):

obtuse

OpenStudy (anonymous):

In ABC, a I a right angle and, mb= 45 deg. What is the length of BC? If the answer is not an interger, leave it in simplest radical form. diagram not to scale.

OpenStudy (anonymous):

OpenStudy (anonymous):

bc a^2+b^2<c^2 and that is how you know wether or not it is obtuse. if it is a^2+b^2>c2, then tht is acute, and if a^2+b^2=c^2, then it is right

OpenStudy (anonymous):

The length of a hypotenuse 30 deg. -60 deg -90deg. triangle is 7. find the perimeter.

OpenStudy (anonymous):

a. 11 b 11sqrt. 2 c. 11 sqrt. 3 d. 22 This is the answer choices for the one with the diagram

OpenStudy (anonymous):

since it is a 45,45,90 triangle, the 2 legs are congruent so you can use the Pythagorean theorem

OpenStudy (anonymous):

so d?

OpenStudy (anonymous):

so b is the answer

OpenStudy (anonymous):

a. 7/2+21/2 sqrt. 3 b. 21+7 sqrt.3 c. 7+21 sqrt. 3 d. 2/2+7/2 sqrt.3 for next question

OpenStudy (anonymous):

oh ok

OpenStudy (anonymous):

What is the missing value to the nearest hundredth. tan___= 12

OpenStudy (anonymous):

b

OpenStudy (anonymous):

a. 85.24deg. b. 87.61 deg c. 0.21 deg. d. 0.98 deg.

OpenStudy (anonymous):

What are the ratios for Sin A and Cos A? Diagram not to scale.

OpenStudy (anonymous):

a

OpenStudy (anonymous):

OpenStudy (anonymous):

sin45=15/17 and cos45=8/17

OpenStudy (anonymous):

A glider lands 20 miles east and 6 miles south from where it took off. the result of the trip can be described by the vector (20,-6). What is another description of this vector using distance (for magnitude) and direction.

OpenStudy (anonymous):

OpenStudy (anonymous):

idk that one XD

OpenStudy (anonymous):

lol ok thank you

OpenStudy (anonymous):

no problem! gotta go

OpenStudy (anonymous):

ok

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