The surface of the cylinder is 149 cm2. The cylinder height is 6 cm. What is the diameter of this cylinder?
Leave us a comment of this math problem and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this verbal math problem are needed these knowledge from mathematics:
Next similar math problems:
Kitchen roller has a diameter 70 mm and width of 359 mm. How many square millimeters roll on one turn?
- Theorem prove
We want to prove the sentence: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
- Reciprocal equation 2
Solve this equation: x + 5/x - 6 = 4/11
- Quadratic equation
Find the roots of the quadratic equation: 3x2-4x + (-4) = 0.
Equation ? has one root x1 = 8. Determine the coefficient b and the second root x2.
Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: ?
Determine the discriminant of the equation: ?
- Quadratic function 2
Which of the points belong function f:y= 2x2- 3x + 1 : A(-2, 15) B (3,10) C (1,4)
From how many elements we can create 990 combinations 2nd class without repeating?
- Solve 3
Solve quadratic equation: (6n+1) (4n-1) = 3n2
How many elements can form six times more combinations fourth class than combination of the second class?
- Variations 4/2
Determine the number of items when the count of variations of fourth class without repeating is 600 times larger than the count of variations of second class without repetition.
Iron tubes in the warehouse are stored in layers so that each tube top layer fit into the gaps of the lower layer. How many layers are needed to deposit 100 tubes if top layer has 9 tubes? How many tubes are in bottom layer of tubes?
- Sequence 3
Write the first 5 members of an arithmetic sequence: a4=-35, a11=-105.
- Geometric progression 2
There is geometric sequence with a1=5.7 and quotient q=-2.5. Calculate a17.
- 75th percentile (quartille Q3)
Find 75th percentile for 30,42,42,46,46,46,50,50,54
- Six terms
Find the first six terms of the sequence a1 = -3, an = 2 * an-1