Measurement 1
38021.2 rounded to 2 significant figures is?
38000
478000 written in scientific notation is?
4.78 x 105
Round 8.4896 to 3 decimal places
8.490
2 x pi x r x (degree/360)
A circle has a diameter of 26cm. What is the perimeter of the circle?
26pi ~ 81.68cm
A cube has a side length of 5cm. What is the surface area?
150cm2
A right angle triangle has a base of 16m and a hypotenuse of 20m. What is the missing side?
12m
What is the formula for area of a trapezium
1/2 (a+b)h
Convert 0.56km2 to m2.
560000m2
John rode 2 kilometers on his bike. His sister Sally rode 3000 meters on her bike. Who rode the farthest and how much farther did they ride (answer in km)?
Sally - 1km
Two bedrooms have the same area. Bedroom A is 6m by 8m and the width of Bedroom B is 10m. Find the length of Bedroom B.
4.8m
One inch equals 2.54 centimetres. How many centimetres tall is an 84-inch door?
213.36 cm
If the length and width of a rectangular room is increased by 20%, what percent has the area increased by?
44%
A piece of cake has a shape of a triangular prism with the triangle having an area of 24cm2 and a base of 6cm and a width of 3cm. 12 pieces of cake were packed in a rectangular box. There are three rows with four pieces of cheese in each row. The base of the piece of cake touches the bottom of the box and the tip touches the top. What are the dimensions of the rectangular box?
8(h) x 24(l) x 9(w)
A unit of distance used in marine navigation is the nautical mile; what we call a mile on land is also referred to as a statute mile.
One nautical mile is defined as 1,852 meters. Using the conversion factor 1.609 kilometers = 1 statute mile, how many statute miles are equal to 1,000 nautical miles (nearest whole number)?
1,151 statute miles
What is the ratio for surface area of two triangular prisms. The first prisms triangle has a base of 5cm and a height if 3.5cm. The second prisms triangle has a base of 9cm and a height of 5.5cm.
35:99
A piece of cake has a shape of a triangular prism with the triangle having an area of 24cm2 and a base of 6cm and a width of 3cm. 12 pieces of cake were packed in a rectangular box. There are three rows with four pieces of cheese in each row. The base of the piece of cake touches the bottom of the box and the tip touches the top. How much empty space is in the rectangular box in cm2?
864cm2
Moivre’s manufacturing company produces cans of Magic Beans. The can has a diameter of 10cm and a height of 10 cm. Cans are packed in boxes that are rectangular prisms with dimensions 30cm x 40cm x 60cm. What is the maximum number of cans that can be packed into one of these boxes?
72 cans
The base of a water tank is in the shape of a rectangle with a semicircle at each end. The tank is 1400mm long, 560mm wide, and has a height of 810mm. What is the capacity of the tank, to the nearest litre?
581L
Big Bob the, 8-feet tall warehouse foreman is stacking uniformly sized boxes of goods in the warehouse. Big Bob notices that he is the exact same height as 3 boxes stacked on top of each other. If the warehouse ceiling is 55 feet high, what is the maximum number of boxes that he can stack on top of one another before he hits the ceiling?
20