2y + 12 = -3x solve pls i have more I WILL GIVE EXTRA POINTS!!!!!!!!!! 20+
1 answer:
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Answer:
98 cm²
Step-by-step explanation:
The area of a circle is:
A semicircle is half a circle therefore the area of a semicircle would be:
We can plug in the given values into the equation:
We need to round to TWO sigfigs meaning...
Sigfig rules:
Nonzero numbers are significant
Trailing zeros are significant (only if there is a decimal point)
Any sandwiched zero is signification (Ex: 405 --> 3 sigfigs)
ANSWER
The swimming pool can hold 1,000,000 cubic feet of water.
EXPLANATION
The capacity of water the pool holds is the volume of water in the swimming pool.
The swimming pool is rectangular, therefore its volume can be calculated using the formula,
where l=1000ft is the length, w=100ft is the width and h=10ft is the height of the pool.
We substitute all these values into the formula to get:
The swimming pool can hold 1,000,000 cubic feet of water.