SA pyramid+SA rectangular prism= total SA
Total SA= Area of the base+ area of the four rectangles+area of four triangles
Total SA= length^2+length*width*4+1/2(slant height)(length)*4
length=12, width=8, slant height=10
Total SA= (12)^2+4(1/2*12*10) +4(12*8)=768cm^2
so C is correct.
The answer is 25.
4 green balloons : 5 purple balloons
20 green balloons : 25 purple balloons.
In order to get to 20 from 4 u need to multiply by 5. Do that to each side and get 25
Answer:
6/9
Step-by-step explanation:
(2*3)/9
6/9
Answer:
4x+80
Step-by-step explanation:
- Distribute the 2 to the numbers inside of the parentheses
Answer:
factoring trinomial
Step-by-step explanation:
x^2 - 6x - 27 = 0
(x - 9)(x + 3)
x = ( 9 , - 3)