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musickatia [10]
3 years ago
12

A rectangle is 2 √7 feet wide and 3 √7 feet long. What is the area, in square feet, of

Mathematics
1 answer:
Flura [38]3 years ago
3 0

Answer:

42ft^{2}

Step-by-step explanation:

2\sqrt{7} × 3\sqrt{7}

Multiply the numbers outside the root and inside the root.

2x3=6      7x7=49

6\sqrt{49}

Simplify whats under the root

\sqrt{49} = 7

6×7=42

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