Ask your own question, for FREE!
Mathematics 17 Online
OpenStudy (anonymous):

anyone good in geometry?

OpenStudy (aravindg):

meeeeee

OpenStudy (anonymous):

Yes ma'am, what's the problem?

OpenStudy (anonymous):

Find the area of a rhombus with diagonals 9 ft. and 12 ft. 49 sq. ft. 54 sq. ft. 108 sq. ft.

OpenStudy (anonymous):

The last three are the answers you have to choose from?

OpenStudy (anonymous):

yeahhh

OpenStudy (anonymous):

54 sq. ft

OpenStudy (kira_yamato):

It seems that I can't use trigo... There's no angle given....

OpenStudy (anonymous):

1/2d1 * d2

OpenStudy (anonymous):

That's the formula.

OpenStudy (anonymous):

The length of a side in an equilateral triangle is 5 inches. Find the area of the triangle. 5√3 6.25√3 12.5√3

OpenStudy (kira_yamato):

\[Area = \frac{25}{2} \sin 60\deg = 6.25 \sqrt{3}\]

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!