uzumakigrrl247 uzumakigrrl247

04-07-2019
Mathematics

contestada

Geometry:
The vertices of triangle ABC are A(0,9), B(-9,-9), C(9,-9) Find the scale factor if the image of ABC has vertices A'(3,10),B'(-1,2),C'(7,2)

Respuesta :

sqdancefan sqdancefan

04-07-2019

Answer:

4/9

Step-by-step explanation:

The easiest segment to work with is BC, since the y-values are the same for coordinates B and C and for B' and C'.

The length of BC = 9 -(-9) = 18.

The length of B'C' = 7 -(-1) = 8.

The scale factor is B'C'/BC = 8/18 = 4/9.

Ver imagen sqdancefan

Answer Link

Otras preguntas

England won respect from others countries because the Spanish Armada was defeated.Answer True False

tanisha ran 3/5 of a 26 mile race in 3.2 hours.if she ran at a constant rate,what was her speed in miles per hour?

There are two ways of adding two square numbers to make 65. Write a different square number in each box. [ ] + [ ].

There are 30 students in a class that took a test. The average grade of 10 students was 80. The other 20 students average was 89. What is the overall average fo

A. Rice costs $1.33 per kilogram. How much will 1.3 kg of rice cost? B. Milk costs $.71 per liter. How many liters can you buy with $3.00 C. How are part (a) a

How are continental volcanoes formed?

There are 30 students in a class that took a test. The average grade of 10 students was 80. The other 20 students average was 89. What is the overall average fo

England won respect from others countries because the Spanish Armada was defeated.Answer True False

What numbers add up to -5 and multiply to get -90

A car travels at 65 miles per hour. Going through construction, it travels at 3/5 this speed. Write this fraction as a decimal and find the speed