miabarrett7116 miabarrett7116

03-12-2018
Mathematics

contestada

The dimensions of triangle A are three times the dimensions of triangle B. The area of triangle A is 189 cm2. What is the area of triangle B?

Respuesta :

tramserran tramserran

03-12-2018

Answer: 21 cm²

Step-by-step explanation:

Area of B = (b * h)/2

Area of A = (3b * 3h)/2

189 = 9(b * h)/2

÷ 9 ÷9

21 = (b * h)/2

21 = Area of B

Answer Link

Otras preguntas

7. Before beginning an exercise program, a person should always

What is 25% off of $120.00 plus 7.8 sales tax

The dot plot shows how many cats are owned by each person in a neighborhood: Dot plot titled Neighborhood Cats and labeled Number of Cats shows number line fr

Corrine wrote temperatures in degrees Celsius and the equivalent temperatures in degrees Fahrenheit.

I am confused by this can someone help me, please! Everything is on the photo.

Change the following from an adjective to an adverb. suave suavamente suaveomente suavmente suavementeIts one of these choices .But I am not sure what it ca

Where could convection currents form? check all that apply.in a sand dune in a freshwater lakein the atmospherein outer spacein earth’s mantle?

Bob drove from home to work at 60 mph. after work the traffic was? heavier, and he drove home at 50 mph. his driving time to and from work was 1 hour and 28 min

(MC) Which of these statements reflects conditional mood? (5 points) Is it possible to go to the movie tomorrow? We should go to the movie and have popcorn. If

which venous structure does not empty blood into the right atrium