Big Ideas Algebra 8.1-8.5

• (4, 7)

• (1, 5)

• (6, 12)

• (2, 7)

Which ordered pair represents a solution for the equation y = x + 0.5

• (4, 5)

• (2, 2.5)

• (0, 0)

• (1, 2.5)

It costs $45 for a membership to a store. The monthly fee is $15. Which equation represents this situation if y = total cost and x = months?

• y = 60x

• y = 45x + 15

• y = 45 - 15x

• y = 45 + 15x

The maximum size for a text message is 160 characters. Which equation represents this situation if y = characters remaining and x = characters used?

• y = 160 - x

• y = 160x

• y = 160 + x

• 160 + y = x

Tell whether the ordered pair is a solution of the equation.

7 = y - 5x; (4, 28)

• yes

• no

Find the area of the parallelogram.

• 250 yd²

• 500 yd²

• 47 yd

• 94 yd

Find the area of the trapezoid.

• 105 m²

• 210 m²

• 60 m²

• 150 m²

Find the area of the figure.

• 48 ft²

• 76 ft²

• 62 ft²

• 80 ft²

Find the area of the parallelogram.

• 1,300 cm²

• 13,000 cm²

• 65 cm²

• 650 cm²

Find the area of the triangle.

• 100 in²

• 36 in²

• 308 in²

• 154 in²