Of 500 new electronic products, 280 were intended for people over the age of 16, and 320 used a rechargeable battery. Of those p
2 answers:
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Answer:
(A)398 cubic inches
Step-by-step explanation:
Given a cylindrical piece of iron pipe with the following dimensions:
- Height = 12 inches
- Diameter = 8 inches
Therefore: External radius =4 Inches
Since the wall of the pipe is 0.75 inch thick,
Internal Radius =4-0.75 =3.25 Inches
Volume of a Cylinder =
Inside Volume of the Pipe
The correct option is A.
Answer:
Option B ⇒ Area of base of each pyramid :
Option A ⇒ Volume of pyramid :
cm3
Step-by-step explanation:
One side of tile consists of 4 pyramids and since length of whole tile is x,
So, the base length of each pyramid =
⇒ Area of base of each pyramid = side²
⇒ Area =
Volume of square based pyramid :
For 1. The correct Option is B
For 2. The correct option is A