Answer: B
About half of her students plan to take time off this summer.
Step-by-step explanation:
The surface area of the rectangular prism is of 144 m².
<h3>What is a rectangular prism?</h3>
A rectangular prism is a solid that has three dimensions:
It's surface area is given by:
In this problem, the dimensions are: .
Hence:
The surface area of the rectangular prism is of 144 m².
You can learn more about surface area of a rectangular prism at brainly.com/question/17223528
Answer:
56
Step-by-step explanation:
Answer:
4² + 5² = x²
Step-by-step explanation:
From the picture, the height of the staircase is:
h = 20 ft -15 ft = 5 ft
And the distance between the staircase and the building is 4 ft.
A right triangle is formed, where the distance between the staircase and the building (4) and the height of the staircase (5) are the legs, and the length of the staircase (x) is the hypotenuse. Using Pythagorean theorem:
4² + 5² = x²
Answer:
A=1250
i cant read b
Step-by-step explanation: