Answer:
112 cm²
Step-by-step explanation:
The surface area is the sum of the area of all the 6 faces, that is
area = area of 2 purple + area of 2 green + area of 2 orange
= 2(4 × 8) + 2(2 × 8) + 2(4 × 2)
= (2 × 32) + (2 × 16) + (2 × 8)
= 64 + 32 + 16
= 112 cm²
Answer:
option d
Step-by-step explanation:
-5x + 4 - 7 + 8x =
-1(3x - 3)
-3x+3=
Firstly, add 6 onto both sides of the equation: ![\frac{1}{3} a=-9](https://tex.z-dn.net/?f=%20%5Cfrac%7B1%7D%7B3%7D%20a%3D-9%20)
Next, multiply both sides by 3 and<u> your answer will be
</u>
Answer:
?
Step-by-step explanation: