3 years ago

Which angles are vertical angles?

Mathematics

1 answer:

lesya692 [45]3 years ago

3 0

Answer:

<DCA and <BCF

Step-by-step explanation:

vertical angles are the opposite angles created by intersecting lines and are congruent. Vertical angles share only a vertex

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satela [25.4K]

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So area of tile = (side)^2 = $a^2$

But area of tiles = 900 square centimeter.

So $a^2 = 900$

$a = \sqrt{900}$
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So side of one edge of tile is = 30 cm

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