Show:
2D Area and perimeter
3D Surface Areas and Volume
Formulas
Solving 2D problems
Solving 3D problems
100
The square's perimeter is 32cm, it's area is?
64
100
a cube is meaured 3cm, 3cm, and 3cm, what is its volume?
27cm cubed
100
what is the formula for calculating trapezoid?
(b1+b2)*h/2
100
a rectangular park that has a fence surrounding it. The park is 50 m long and the width is 30m, how long should the fence be if it is surrounding the whole park.
160m long
100
a box made of thin cardboard is in a shape of a cube, if the dimensions are 6dm 6dm and 6dm, then how much stuff can be put into this box?
216 dm cubed
200
Triangle's base is 7 m and it's height is 50cm, what is its area?
1.75metres squared
200
when a cylinder has a height of 10cm, and its diameter is 6 cm, what is its volume?
282.743339cm cubed
200
how to calculate the perimeter of a rectangle.
s1+s2+s3+s4
200
a park that has a shape of a octagon is made from eight identical triangles, the base of each triangle is 150m and their heights are all 100m. what is the area of the park?
60,000m squared
200
A rectangular prism has a base of 12cm by 25cm and the height of 20cm. What is the volume?
What is 6000cm
300
The circle has a radius of 3 cm, what is it's perimeter?
18.84955592 cm
300
What is the suface area if this cube has a measure of 5*5*5
150cm square
300
The Formula of the volume of a cylinder
What is r^2*3.14*h
300
A carpenter needs to make a lid for his wood box in the shape of a triangular prism, he needs to cover one of the triangular sides. If the base of the triangle lid is 26cm and the height of it is 15cm. what is the area of the lid?
What is 195cm squared
300
a water bottle is made of two cylinders, the bigger cylinder has a diameter of 5 cm and a height of 10 cm. the smaller of the cylinders has a diameter of 3 cm and a height of 2. What is the maximum amout of water that this bottle can contain? (the thickness of the material is so small that it can be ignored)
approximately 210 cm squared
400
A trapeziod has a height of 10cm, it's longer base is 12cm, it's shorter base is 6cm less than the longer base, it's perimeter is 30 cm, what is its area?
90cm squared.
400
what is the surface area of a cylinder that has a height of 23cm and a radius of 3 cm
489.98cm squared
400
What is the Formula for calculating the volume of a cone?
(r^2*3.14*h)/3
400
Bob is building a fence around his rectangular yard. the yard is measure 20m by 15m. What is the area of Bob's yard?
What is 625m squared
400
A carpenter needs to make a lid for his wood box in the shape of a triangular prism, he needs to cover one of the triangular sides. If the volume of the prism is 50dm squared and its height is 50cm, then what is the area of the lid that the carpenter needs to make?
10 cm squared
500
a triangle has a base of 4 and a height of 3. If five identical triangles forms a pentagon, what is its area.
30units
500
a pyramid has a base of 36cm squared and it's height is 5 cm what is it's volume?
60 cm cubed
500
What is the formula for calculating the surface area of a cylinder?
2pi*r squared + 2r*pi*h
500
Panda is trapped inside a rectangular field. it is tied to a 5 meter long rope from a pole in a corner of this 6 by 6 metre field, what is the maximum area that the panda can reach within the field?
19.63 meters squared
500
Mick bought some toys. She wants to pack them up in a box measuring by 30cm by 25cm by 15cm. The toys are 8cm by 6cm by 5cm. What is the maximum number of toys can she pack into the box?
13 toys