A couple of shapes that have perpendicular lines are right triangles, and rectangles.
Answer:
Its A
Step-by-step explanation:
i just took the quiz and got it right
The answer is C because 48.9 multiplied by 21.2 is 1036.68
Answer:
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Step-by-step explanation:
Answer:

Step-by-step explanation:
To find the area of a triangle, we can use the formula of:

This formula comes from the area of a rectangle, because a triangle is half a rectangle.