Three metal balls with volumes V1=71 cm3 V2=78 cm3 and V3=64 cm3 melted into one ball. Determine it's surface area.
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this example are needed these knowledge from mathematics:
Next similar examples:
- Plasticine ball
Plasticine balls have radius r1=85 cm, r2=60 mm, r3=59 cm, r4=86 cm, r5=20 cm, r6=76 mm, r7=81 mm, r8=25 mm, r9=19 mm, r10=14 cm. For these balls.
- Theorem prove
We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
The gasholder has spherical shape with a diameter 20 m. How many m3 can hold in?
- Hemispherical hollow
The vessel hemispherical hollow is filled with water to a height of 10 cm =. How many liters of water are inside if the inside diameter of the hollow is d = 28cm?
- Fit ball
What is the size of the surface of Gymball (FIT - ball) with a diameter of 65 cm?
- Sphere growth
How many times grow volume of sphere if radius rises 5×?
- Sphere fall
How many percent fall volume of sphere if diameter fall 10×?
- Sphere A2V
Surface of the sphere is 241 mm2. What is its volume?
- Cylinder - A&V
The cylinder has a volume 1287. The base has a radius 10. What is the area of surface of the cylinder?
- One half
One half of ? is: ?
How much is sum of square root of six and the square root of 225?
Express the expression ? as the n-th power of the base 10.
Number ?. Find the value of x.
Use law of square roots roots: ?
- Square roots
What is equal to the product of the square roots of 295936?
- Earth's surface
The greater part of the earth's surface (r = 6371 km) is covered by oceans; their area is approximately 71% of the Earth's surface. What is the approximate area of the land?
Tickets to the zoo cost $4 for children, $5 for teenagers and $6 for adults. In the high season, 1200 people come to the zoo every day. On a certain day, the total revenue at the zoo was $5300. For every 3 teenagers, 8 children went to the zoo. How man