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by BlastRoom
Use the cylinder, cone and sphere formulas on real containers, packaging and capacity problems.
#us_grade_8_math
20 questions
One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
Answer to place stones and capture territory.
Outrun the snow together.
Earn blasts, then hunt the other team.
Answer to earn energy, then climb.
The class blasts through walls together.
Bid on mystery lots. Most money wins.
Sell tours. Nice, standard, or a total scam.
Answer, restock, and serve the rush.
More correct answers pulls the rope your way.
Answer, then shoot down the alien wave.
Answer, then tap to leap the frozen ridge.
A cylindrical water tank has a radius of 3 meters and a height of 4 meters. Using 3.14 for pi, what is its volume to the nearest tenth of a cubic meter?
A paper cup is a cone with a radius of 4 centimeters and a depth of 9 centimeters. In terms of pi, how much water does it hold?
A rubber ball is a sphere with a diameter of 12 centimeters. In terms of pi, what is its volume?
A cylindrical grain silo has a diameter of 10 meters and a height of 12 meters. Using 3.14 for pi, what is its capacity to the nearest tenth of a cubic meter?
A mixing bowl is a hemisphere with a radius of 6 centimeters. In terms of pi, how much batter fills it level to the rim?
A cone-shaped pile of sand has a diameter of 6 meters and a height of 4 meters. Using 3.14 for pi, find its volume to the nearest tenth of a cubic meter.
A ball of radius 3 centimeters sits inside a cylindrical can of radius 3 centimeters and height 6 centimeters. In terms of pi, how much space in the can is outside the ball?
A solid cone of radius 5 centimeters and height 9 centimeters stands inside a cylindrical mold of the same radius and height. In terms of pi, how much space is left?
A cylindrical tank of radius 6 centimeters and height 10 centimeters holds a solid ball of radius 3 centimeters. Water fills the rest. In terms of pi, how much water is there?
Three balls, each of radius 2 centimeters, are stacked inside a cylindrical tube of radius 2 centimeters and height 12 centimeters. In terms of pi, how much empty space is left?
A cylindrical candle mold, radius 3 cm, height 10 cm, has a cone-shaped hollow, radius 3 cm, depth 5 cm. Using 3.14 for pi, how much wax fills it?
A cone of radius 3 cm and depth 12 cm is filled level with ice cream. A half-sphere scoop of radius 3 cm sits on top. In terms of pi, find the total.
A grain silo is a cylinder of radius 3 meters and height 10 meters topped by a hemisphere dome of radius 3 meters. In terms of pi, what is the silo's total volume?
A rocket model is a cylinder of radius 2 cm and height 10 cm with a cone of radius 2 cm and height 3 cm on top. Using 3.14 for pi, find its volume.
A water bottle is a cylinder of radius 4 cm, height 15 cm. Its cap is a cylinder of radius 2 cm, height 3 cm. In terms of pi, what is their combined volume?
A vitamin capsule is a cylinder of radius 3 mm and length 10 mm with a hemisphere of radius 3 mm on each end. In terms of pi, what is its volume?
Oil fills a cylindrical drum of radius 20 cm and height 45 cm. It is poured into cans of radius 10 cm and height 15 cm. How many cans does it fill?
A tub is a cylinder of radius 6 cm and height 15 cm. A scoop is a cone of radius 3 cm and depth 5 cm. How many scoops fill the tub?
A solid metal cylinder of radius 10 cm and height 20 cm is melted and recast into balls of radius 5 cm. How many balls are made?
A cone-shaped vat of radius 30 cm and depth 40 cm is full of juice. The juice is poured into cups that each hold 500pi cubic centimeters. How many cups does it fill?
Crack the passcode before the zombies get in.
Answer, then swat bugs for bonus points.
Race through questions at your own speed.
Same question on every screen. Fastest wins.
Pick a tile, answer, hit bonuses and steals.
Scatter Plots and Association
40 questions
