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Mathematics 8 Online
OpenStudy (anonymous):

Can Someone Check my answers ?? Please :)

OpenStudy (anonymous):

@mathmale

OpenStudy (anonymous):

where ans..?

OpenStudy (anonymous):

The picture below shows a right-triangle-shaped charging stand for a gaming system:

OpenStudy (anonymous):

OpenStudy (anonymous):

Which expression shows the length of side AB? 8 cosec 60° 8 by sin 60 degrees 8 by cos 60 degrees <---- my answer 8 tan 60°

OpenStudy (anonymous):

YEs your ans is exactly right..its 3rd option...as you marked..

OpenStudy (anonymous):

If the sin 45° is 0.707, then the cos _____° is 0.707. I put 45

OpenStudy (anonymous):

@zaibali.qasmi

OpenStudy (anonymous):

still cos45 is 0.707..both have same value at angle 45

OpenStudy (anonymous):

yes you use right putting

OpenStudy (anonymous):

Which expression is equal to sec x° multiplied by cot x°? hypotenuse ÷ adjacent adjacent ÷ hypotenuse opposite ÷ adjacent hypotenuse ÷ opposite <--- my answer

OpenStudy (anonymous):

@kelliegirl33

OpenStudy (anonymous):

your ans is right its hypt/opposit

OpenStudy (anonymous):

If sin y° = 9 divided by c. and tan y° = 9 divided by d. ,what is the value of cos y°?

OpenStudy (anonymous):

cos y° = 9c cos y°=c divided by d. cos y°=d divided by c. <--- my answer cos y° = 9d

OpenStudy (anonymous):

yeah right answer...

OpenStudy (anonymous):

Find the measure of angle y. Round your answer to the nearest hundredth. (please type the numerical answer only)

OpenStudy (anonymous):

I didn't understand this one?

OpenStudy (anonymous):

ans sin y=perp/hypt=4/20=0.2=>y=sin^-1(0.2)=11.53 nearly approches to 12

OpenStudy (anonymous):

so its 12 ?

OpenStudy (anonymous):

yuuuppp

OpenStudy (anonymous):

The figure shows a right triangle AEB on a rectangle CBED. What is the length of side AD?

OpenStudy (anonymous):

47.32 cm <------ My answer 94.38 cm 81.96 cm 39.23 cm

OpenStudy (anonymous):

its ans is 81.96..

OpenStudy (anonymous):

you get it or not..? @Rubio101

OpenStudy (anonymous):

yes I got it

OpenStudy (anonymous):

Find the measure of angle x. Round your answer to the nearest hundredth. (please type the numerical answer only)

OpenStudy (anonymous):

This one i didn't get it

OpenStudy (anonymous):

1st find the remaing side length using phythagoras thorem and then use relation os SIN X=PERP/HYPT you will get ans..

OpenStudy (anonymous):

I still don't get it

OpenStudy (anonymous):

okay..wait ..|dw:1403640495821:dw|

OpenStudy (anonymous):

Im confused

OpenStudy (anonymous):

to what..?

OpenStudy (anonymous):

Whats this "dw:1403640495821:dw|"

OpenStudy (anonymous):

is your pc not showing the drawing i upload here after drawing..?lollzzxx

OpenStudy (anonymous):

nope

OpenStudy (anonymous):

what i can do thenn.??

OpenStudy (anonymous):

Im not sure im trying to draw but the board won't come up.

OpenStudy (anonymous):

ummm...dont worey..do you hae email..??send me inbeox i will send you a pic of sol...

OpenStudy (anonymous):

I sent you my email

OpenStudy (anonymous):

yeah..i got it...

OpenStudy (anonymous):

ok

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