ultimatestate23 ultimatestate23
  • 17-03-2021
  • Mathematics
contestada

Construct isosceles triangle ABC such that AB = AC = 10 cm and CB = 9 cm. Measure and write down the size of angle ABC.

Respuesta :

thebecks
thebecks thebecks
  • 17-03-2021

Answer:

∠ABC = 63.26°

Step-by-step explanation:

cos ∠ABC = (9/2)/10

cos ∠ABC = 0.45

∠ABC = 63.26°

Answer Link

Otras preguntas

What did Bennett barrow believe was necessary to the "very security of the plantation"?
how can you tell if a sample contains baking soda and cornstarch or baking powder
simplify 3a + 2b - 8a + b
what could you do by being CPR certified
I like swimming better than jogging. Which kind of clause are the words in bold? A. noun clause B. adjective clause C. adverb clause
The _____ is a measurement that describes price changes in commonly used goods and services, such as food and housing. Hyperinflation Consumer Price Index GDP p
the egyptians had a unique system of writing. it contained over 2000 characters. This writing systems is usually referred to as
what does growth spurt mean
In an auditorium there are25 rows with 18 chairs in each row .how many chairs are in the auditorium
If the air pressure is doubled, the speed of sound