Exploring Area Calculations of Parallelograms and Triangles

The video tutorial covers the calculation of areas for various geometric shapes, including rectangles, squares, parallelograms, and triangles. It explains the importance of using perpendicular dimensions for area calculations and provides examples of solving complex problems involving these shapes. Additionally, the video discusses calculating force on surfaces and graphing lines to find enclosed areas.

What is the formula for the area of a rectangle?

• Length + Width

• Length x Width

• Length - Width

• 2 x (Length + Width)

How do you calculate the perimeter of a square with side length s?

• 4 x s

• s + s

• s x s

• 2 x (s + s)

What must be true about the base and height of a parallelogram to find its area?

• They must be equal

• They must be perpendicular

• They must be adjacent

• They must be parallel

If a parallelogram has a base of 5 cm and a height of 4 cm, what is its area?

• 9 square cm

• 15 square cm

• 10 square cm

• 20 square cm

Given a parallelogram with a base of 10 inches and a height of 12 inches, what is the area?

• 140 square inches

• 130 square inches

• 100 square inches

• 120 square inches

How do you find the area of a triangle?

• Base - Height

• Base + Height

• 1/2 x Base x Height

• Base x Height

What is the area of a triangle with a base of 10 feet and a height of 6.4 feet?

• 64 square feet

• 16 square feet

• 20 square feet

• 32 square feet

What is the formula to find the force exerted by wind on a flat surface?

• F = 0.004 x Area x Velocity

• F = 0.004 x Area x Velocity^2

• F = 0.004 x Area^2 x Velocity

• F = 0.004 x Area^2 x Velocity^2

How do you find the total area of a composite shape?

• Multiply the areas of the individual shapes

• Divide the areas of the individual shapes

• Subtract the areas of the individual shapes

• Add the areas of the individual shapes

What does the equation y = 2 represent in graphing?

• A diagonal line

• A curved line

• A vertical line

• A horizontal line