Difference of two squares will be
16y^2 -x^2 = (4y -x)(4y +x)
so the second choice
Answer: 350
Step-by-step explanation:
25 percent of 280 is 70 so it is 350
Answer:
12.8 cm
Step-by-step explanation:
Radius of the can is 8 cm and height is 20 cm.
It is given that after painting his porch Jamil has of a can of paint remaining. So, first we need to find the total amount of paint in the can.
Total amount of paint in the can is
So, paint in the can
Now of the can is
cubic cm.
Now, let the height of the smaller can be <em>h</em> cm.
Radius of the smaller can is 5 cm.
As, the paint is poured into the smaller can the volume of both the cans will be same.
Hence, height of the smaller can to hold the paint must be 12.8 cm.