Area Flashcards
1
Q
What is the definition of Surface Area?
A
The amount of space an area takes up
Units are always squared.
2
Q
What is the formula for the area of a rectangle?
A
A = L x W
3
Q
Calculate the area of a rectangle with length 10 cm and width 13 cm.
A
A = 130 cm²
4
Q
What is the formula for the area of a circle?
A
A = πr²
5
Q
Calculate the area of a circle with a radius of 7 mm.
A
A = 153.86 mm²
6
Q
What is the Pythagorean Theorem?
A
a² + b² = c²
7
Q
If c = 7 cm and a = 1 cm, how do you find b using the Pythagorean Theorem?
A
b² = c² - a²
8
Q
What is the value of b if c = 7 cm and a = 1 cm?
A
b = 5.74 cm
9
Q
What is the formula for the area of a rectangle if the base is 4 cm and height is 5.24 cm?
A
A = 20.96 cm²
10
Q
What is a net in geometry?
A
The result of unfolding a 3D object
