Geometry 8.1 Practice

ΔLMN ~ ΔQRS. What is the scale factor?

(no decimals)

Mathematical Equivalence

ON

ABCD ~ EFGH. What is the scale factor?

(no decimals)

Mathematical Equivalence

ON

The polygons are similar. Find the value of x.

Mathematical Equivalence

ON

The polygons are similar. Find the value of x.

Mathematical Equivalence

ON

ΔABC ~ ΔXYZ

Find the scale factor of ΔABC to ΔXYZ.

Mathematical Equivalence

ON

ΔABC ~ ΔXYZ. 6. Find m∠X.

Mathematical Equivalence

ON

ΔABC ~ ΔXYZ. 7. Find CD.

Mathematical Equivalence

ON

ΔABC ~ ΔXYZ.

Find the area of ΔABC.

Then find the area of ΔXYZ.

• Area of ΔABC is 540 square units, Area of ΔXYZ is 60 square units

• Area of ΔABC is 60 square units, Area of ΔXYZ is 540 square units

• Area of ΔABC is 60 square units, Area of ΔXYZ is 120 square units

• Area of ΔABC is 60 square units, Area of ΔXYZ is 1080 square units

ΔABC ~ ΔXYZ.

Find the ratio of the area of ΔABC to the area of ΔXYZ.

Mathematical Equivalence

ON

Find the area of the gable on the garage.

Mathematical Equivalence

ON