Answer:
Step-by-step explanation:
Hi there!
Replace all x's with a-1:
I hope this helps!
Becca's new tent is in the shape of a pyramid with a square base. When the tent is fully assembled, it has a height of 72 inches
1 answer:
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Answer:
7
Step-by-step explanation:
The diagonal is the hypotenuse of the right triangle with legs 7
Use Pythagoras' identity to solve for the diagonal d
The square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is
d² = (7)² + (7
)²
= 147 + 147
= 294 ( take the square root of both sides )
d = = 7
≈ 45.37 ( to 2 dec. places )
