Area formulas, area of composite figures. Flashcards
What is the formula for finding the area of a square?
Side x side
What is the formula for the Area of a triangle?
1/2 b x h
What is the area for finding a parallelogram?
b x h
What is the formula for the Area of a rectangle?
L x W
What is the formula for area of a trapezoid?
1/2 h (b1 + b2)
What is the formula for the Area of a circle
𝛑 x r squared
What is a semicircle?
A semi circle is half of a circle
What is the formula for the area of a semicircle
1/2 𝛑 x r squared
How do we find the area of a composite figure?
We first have to divide the composite figure into different shapes.
Then find the area of those shapes.
Then we add both of the area to get the final area of the composite figure.
What is the diameter of a circle?
Is the distance across the circle
What is the radius of a circle?
It is the distance from the center to any point on the circle