Area of Polygons (Big Ideas Chapter 4 Review)

What is the formula to find the area of a parallelogram?

• b*h

• (1/2)hb

• (1/2)h(b₁ + b₂)

• a² + b ²= c²

What formula is used to find the area of a triangle?

• (1/2)h(b₁+b₂)

• b*h

• (1/2)bh

• L * W

What is the formula to find the area of a trapezoid?

• (1/2)bh

• L*W

• b*h

• (1/2)h(b₁+b₂)

In a trapezoid, the bases are always ______________ to each other.

• opposite

• parallel

• perpendicular

• next to

When finding the distance of a line segment, if our x-coordinates are the same we find the difference of the ___________________.

• points

• lines

• x-coordinates

• y-coordinates

When finding the distance of a line segment, if our y-coordinates are the same we find the difference of the ___________________.

• x-coordinates

• y-coordinates

• vertical line

• points

The vertices of a rectangle are H(2, 4), I(7, 4), J(7, 8), and K(2, 8). Find the perimeter and area of the rectangle.

• P = 20u ; A = 25u²

• P = 18u ; A = 20u²

• P = 18u ; A = 25u²

• P = 20u ; A = 20u²

Find the area.

• 3750 cm

• 1875 cm

• 1875 cm²

• 3750 cm²

Find the area of the shaded region.

• 8 cm²

• 7 cm²

• 9 cm²

• 3 cm²

The base of a triangle is 27 millimeters and the height is 12 millimeters. What is the area of the triangle?

• 288 mm²

• 81 mm²

• 162 mm²

• 324 mm²