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Time to learn about the area of a sector. And no, that's not the sector's bedroom with a bumper sticker on the door that reads, "GO AWAY."

ACT Math: Plane Geometry Drill 3, Problem 1. What is the area of the trapezoid shape in the video?

SAT Math 1.4 Geometry and Measurement. If the sides of a square increase in size by 25%, what happens to the area of the square?

SAT Math 1.5 Geometry and Measurement. How many jars of paint will Sierra need?

SAT Math 7.1 Geometry and Measurement

SAT Math 7.4 Geometry and Measurement

SAT Math 9.5 Geometry and Measurement

SAT Math 2.4 Geometry and Measurement

Measurement and Geometry Drill 5 Problem 2. What is the area of the triangle?

Okay, so you know the length and width of your cutting board, but how do you find the area? Watch the video and find out. Then you can brag to all...

We know how much you love formulas. You’ve got a couple scratched into the top of your desk and another tattooed on your left forearm (your mom i...

We feel really bad for these irregular shapes. We can only imagine how they must feel. Perhaps we could recommend a high-fiber diet? That might hel...

ACT Math Plane Geometry Drill 2, Problem 5. What is the surface area of a rigid circular cone with diameter = 10 and height = 12?

ACT Math: Plane Geometry Drill 5, Problem 2. What is the area of the shaded sections?

Algebra and Functions Drill 2, Problem 4. What is the approximate area of this region if the square has a perimeter of 32?

SAT Math 9.4 Geometry and Measurement

Measurement and Geometry Drill 3 Problem 3. What is the total area, in square inches of the wooden frame?

Measurement and Geometry Drill 3 Problem 4. Find the area of the shaded region.

Measurement and Geometry Drill 3 Problem 5. What is the area of the figure below in square centimeters?

Measurement and Geometry Drill 6 Problem 2. What is the area of the square?