28 is not a cube, and 63 is not a square. The simplest form is the form you have.
![\sqrt[3]{28}-\sqrt{63}](https://tex.z-dn.net/?f=%5Csqrt%5B3%5D%7B28%7D-%5Csqrt%7B63%7D)
Answer: The area is 40 square inches.
Step-by-step explanation:
Note that the formula for the area of a triangle is A=1/2bh
Using this formula, we can solve the problem.
8*10=80/2 (or *1/2) =40.
So the area is 40 square inches.
Hope this helps! :)
Answer:
£135
Step-by-step explanation:
Original price = 100%
Percentage increase = 20%
New price = 100% + 20% = 120%
If 120% = £162
What about 100% = ?
= (100 x 162) ÷ 120
= 16200 ÷ 120
= £135
