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ACT Math 1.5 Plane Geometry 295 Views


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ACT Math: Plane Geometry Drill 1, Problem 5. If two polygons have the same shape and size, they are what?

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Transcript

00:02

And here is your shmoop de jour...

00:05

If two polygons have the same shape and size they're what?

00:09

Here are the potential answers...

00:12

Okay, so this question just testing us on our knowledge of geometric definitions.

00:17

Let's go through them one by one. Scaling refers to a triangle with zero

00:21

congruent sides. Obtuse

00:25

refers to a triangle with one angle greater than 90 degrees.

00:28

Congruent means same shape and size.

00:33

So it looks like congruent fits the question.

00:35

Let's continue with the other choices. Perpendicular means that two things

00:39

intersect at ninety degrees

00:41

and equilateral means all sides are equal.

00:44

Alright, congruent it is. Answer choice C.

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