Find the surface area and volume of a rectangular solid with length 10, width 7, height 12
1 answer:
Answer:
Surface area is =548
Volume = 840 in³
Step-by-step explanation:
l × w, l × w, w × h, w × h, l × h, l × h
70 + 70 + 84 + 84 + 120 + 120 = 548
l × w × h = 840
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Answer:246
Step-by-step explanation:
-12 = 4x + 8, with x representing the number
Minus eight from both sides
-20 = 4x
Divide both sides by four
x = -5
Answer:
5
The equation is 3 divided by 3/5. Keep the 3 the same, change the division sign to a multiplication sign, and switch the two digits of the fraction.
Now, the equation is 3 x 5/3. Multiply.
Answer:
7(15+33) is one of many possible "multiple of a sum of two numbers with no common factor."
Step-by-step explanation:
Answer:
? = 10
Step-by-step explanation:
Let " ? " be x.
5 / x = x / 20
x * x = 5 * 20
x² = 100
[ 100 = 10 x 10 = 10² ]
x² = 10²
x = 10
