Help plzzz 5 stars for who answers it correct AND 20 POINTS

Mathematics

1 answer:

Sonja [21]2 years ago

8 0

It's the second answer. Why?
Let's x be the weight of the art book. Now Let's translate the English into math language:

4x -4/5 = 2¹/₅

4x = 4/5 +2¹/₅
4x = 4/5 + 11/5

4x = 15/5 = 3
and x = 3/4 of a pound

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<h3>What is surface area?</h3>

The space occupied by any two-dimensional figure in a plane is called the area. The area of the outer surface of any body is called the surface area.

<h3 />

Given that:-

Sara purchased a porcelain sculpture that is in the shape of a square pyramid. The slant height is 6.1 inches and the base is 6.4 inches. The surface area will be.

The surface area of the square pyramid will be calculated by the formula:-

$SA = P\times\dfrac{l}{2}$