Solve the equation 7^{2x}+7^{x+1}+4=0. Correct to 4 decimal places.
1 answer:
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Answer:
<u>3 cm</u>
Step-by-step explanation:
The formula for the volume of a pyramid is :
- V =
<u>Given</u>
- Volume = 60 cm³
- Base Area = 12 cm x 5 cm = 60 cm²
<u>Solving</u>
- 60 = 60 x h x 1/3
- 60 = 20h
- h = 60/20 = <u>3 cm</u>