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
Answer:
Volume of the rectangular prism is cubic feet.
The number of small cubes required is 90.
Step-by-step explanation:
The rectangular prism has a length of feet, a width of 3 feet, and a height of feet.
Now, the volume of the rectangular prism will be cubic feet i.e. cubic feet. (Answer)
Now, the volume of the small unit cubes of side lengths of feet will be cubic feet.
So, the number of small cubes required to fill the large cube will be . (Answer)
look at picture! Hope it helps!
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Explanation:
In one minute, Diego can type 35 words;140÷4
At this rate, it will take him 11 minutes to type 385 words;385÷35
Therefore, he can type 525 words in 15 minutes; 35×15