The diagonal is the hypotenuse of a right triangle with the sides of the square as legs.
By Pythagoras (s = side)
s^2 + s^2 = 15^2
2s^2 = 225
s^2 = 112.5
s = sqrt(112.5)
s = 10.6 cm (to the nearest tenth)
Answer:
Step-by-step explanation:
I believe if you multiply 850×2= 1700.
Multiply 850×3..
That would equal to 2550.
Answer:
x = 2/3
Step-by-step explanation:
Do butterfly multiplication and solve. the 3's cancel and divide 4 by 6.
9514 1404 393
Answer:
3/8 pound
Step-by-step explanation:
If Felicity started with 3/4 pound and used 1/2 of it, then the amount she used was ...
(1/2)(3/4 pound) = (1·3)/(2·4) pound = 3/8 pound
Felicity used 3/8 pound of hamburger for dinner.