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Ivanshal [37]
3 years ago
14

Add and subtract the following fractions. Remember to find the LCD first.

Mathematics
1 answer:
eimsori [14]3 years ago
8 0

Answer:

1. 5/6

2. 5/8

3. 29/44

4. 3/8

5. -8/15

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The oblique pyramid has a square base. What is the volume of the pyramid? 2.5cm3 5cm3 6cm3 7.5cm3
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Answer:

<h2>V = 5 cm³</h2>

Step-by-step explanation:

The formula of a volume of a pyramid:

V=\dfrac{1}{3}BH

<em>B</em><em> - base area</em>

<em>H</em><em> - height</em>

<em />

In the base we have a square withe side <em>s = 2cm</em>

The formula of an area of a square with side <em>s</em>:

A=s^2

Substitute:

A=2^2=4\ cm^2

The height <em>H = 3.75 cm</em>.

Calculate the volume:

V=\dfrac{1}{3}(4)(3.75)=\dfrac{15}{3}=5\ cm^3

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Step-by-step explanation:

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AleksandrR [38]

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