Answer:
Hi, there! The total surface area of that prism is 118 cm^2.
Step-by-step explanation:
The three rectangles on the side are called the lateral area, and they add up to 98(I'm assuming you know how to find the area of a 2d shape), and as for the triangles on the sides, you can just use the formula which is .
Hope this helps :)
Answer:
The height of the triangle is cm.
Step-by-step explanation:
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The formula for solving the area of a triangle is where stands for base and stands for height.
Let's substitute 30 for the area and 10 for the base.
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Now, let's solve to find the height.
Multiply times
Divide both sides by 5.
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Hope this is helpful.
Use 0 as the y value then solve for x. answer: 3