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Mathematics 8 Online
OpenStudy (anonymous):

Math help /geometry ~

OpenStudy (anonymous):

OpenStudy (anonymous):

OpenStudy (anonymous):

@mathsmind

OpenStudy (anonymous):

11° 50° 44° 88°

jhonyy9 (jhonyy9):

so do you understand it how will get 11 degrees ?

jhonyy9 (jhonyy9):

m<(ABC)=m<(ABD) +m<(DBC) = 8x because BD bisect <(ABC) so than m<(ABD) = m<(DBC) = (8x)/2 = 4x but we know that m<(ABD) =2x +22 so than we get that 2x +22 =4x so 22=4x-2x 22=2x x=22/2 x=11 hope so much that is understandably ok ?

OpenStudy (anonymous):

Wow, thank you ! that was actually vary well explained and easy to fallow (:

jhonyy9 (jhonyy9):

ok good luck bye

OpenStudy (anonymous):

can you help me with the terms of these? i understand how they am not sure of what the steps are "called"

OpenStudy (anonymous):

jhonyy9 (jhonyy9):

so there note the same like a wann being step 1 b ----- step 2 ..... .... ok ?

jhonyy9 (jhonyy9):

AC = AB + BC AC= 32 AB= 2x BC= 6x +8 so than we can writing 32 = 2x +6x +8 32 -8 = 2x +6x 24 =8x 24/8 = x x=3

OpenStudy (anonymous):

i already know that ^. see this is the problem after it and im not sure if this is what they want you to do. 21. Complete the two-column proof. Given: Prove:m∠3 = 70º Given m∠2 = m∠4 Definition of congruent angles m∠4 = 110º b. ________ ∠3 and ∠4 are a linear pair Definition of a linear pair (shown in diagram) ∠3 and ∠4 are supplementary Linear Pair postulate m∠3 + m∠4 = 180º c. _______ m∠3 = 70º d. ________

OpenStudy (anonymous):

@mathsmind ?

OpenStudy (anonymous):

i just cam u need any assistance

OpenStudy (anonymous):

@o.Ohuh

OpenStudy (anonymous):

Yea i still dont really understand

OpenStudy (anonymous):

well u need to remember the thorems

OpenStudy (anonymous):

angle 4 is 180-70, two angles on a straight line, what do u call that?

OpenStudy (anonymous):

two angles are =180 degree

OpenStudy (anonymous):

the main question is how to find angle 4

OpenStudy (anonymous):

are u here?

OpenStudy (anonymous):

have u heard of a term called corresponding angles?

OpenStudy (anonymous):

when u r backlet me know? ok

OpenStudy (anonymous):

Hi sorry , a corresponding angle is when 2 lines are crossed by another line. and If the two lines being crossed are Parallel Lines, then the Corresponding Angles are equal. riight?

OpenStudy (anonymous):

@mathsmind

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