24-25 Math 8 Q2 Benchmark Review

Front

Solve for x: 4(x+9)=20

Back

x=-4

Front

Reflect the point I(2, 6) across the x-axis. What are the coordinates of I'?

Back

(2, -6)

Front

Determine the number of solutions for the system: y=2x + 4 and y=2x - 4.

Back

No Solution

Front

Which transformation does not preserve congruence? A dilation by a scale factor of 5.

Back

A dilation by a scale factor of 5 does not preserve congruence.

Front

Translate the point A (-3, 4) right 5 and up 1. What are the new coordinates?

Back

(2, 5)

Front

What is the definition of a reflection in geometry?

Back

A reflection is a transformation that flips a figure over a line, creating a mirror image.

Front

What is the formula for the slope of a line given two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1)