Polygons and Solids flashcards
24 practice cards drawn from the Polygons and Solids lessons. Tap a card to turn it over. Every answer is checked against the lesson it came from.
Read the Polygons and Solids lessons in full →
Which shape has exactly one pair of parallel sides?
trapezium
from “Special Quadrilaterals”
Which shape has both pairs of sides parallel, corners leaning?
parallelogram
from “Special Quadrilaterals”
In a kite, which diagonal is cut exactly in half?
the one the fold line crosses
from “Rhombus and Kite”
Two pairs of equal neighboring sides. Which shape is it?
kite
from “Rhombus and Kite”
A 9 by 4 rectangle with a 1 by 1 piece cut out. What area is left?
35
from “Area of Composite Shapes”
A 6 by 6 rectangle with a 1 by 1 piece cut out. What area is left?
35
from “Area of Composite Shapes”
The cross section is 9 and the length is 4. What is the volume?
36
from “Prisms and Cylinders”
The cross section is 6 and the length is 4. What is the volume?
24
from “Prisms and Cylinders”
A cone has base area 12 and height 5. What is its volume?
20
from “Pyramids and Cones”
A pyramid has base area 6 and height 4. What is its volume?
8
from “Pyramids and Cones”
A sphere has radius 9. What is its volume?
from “Spheres”
A sphere sits snugly inside a cylinder. How much of it does it fill?
two thirds
from “Spheres”
The view of a solid seen straight down from above is called…?
the plan
from “Plans and Elevations”
How many squares are in this stack’s front elevation?
4
from “Plans and Elevations”
This sketch shows a cube stretched two hops long. Which solid is it?
cuboid
from “Drawing Solids on a Dot Grid”
One corner of the cube sketch is missing. Which dot completes it?
C
from “Drawing Solids on a Dot Grid”
Every length is multiplied by 3. Area grows how many times?
9
from “Scaling Area and Volume”
Every length is multiplied by 3. Volume grows how many times?
27
from “Scaling Area and Volume”
A tetrahedron has 6 edges. Count its faces in the figure, then find the corners.
4
from “Euler’s Formula for Polyhedra”
A tetrahedron has 6 edges. Count its corners in the figure, then find the faces.
4
from “Euler’s Formula for Polyhedra”
How many of the five solids use squares as their face?
1
from “Why There Are Exactly Five Platonic Solids”
How many of the five solids use regular hexagons as their face?
none
from “Why There Are Exactly Five Platonic Solids”
Slice both solids at height h. The ring’s area is…
from “Archimedes and the Volume of a Sphere”
So the hemisphere’s volume is…
from “Archimedes and the Volume of a Sphere”