tinabehnam3 tinabehnam3
  • 03-02-2021
  • Mathematics
contestada

With method please !!!!!!

With method please class=

Respuesta :

ChoiSungHyun
ChoiSungHyun ChoiSungHyun
  • 03-02-2021

Step-by-step explanation:

Angle ACB = 180° - 72° - 59° = 49°.

(Sum of angles in a triangle = 180°)

Now by Sine Rule,

Area of Triangle

= 0.5(CA)(CB)sin(Angle ACB)

= 0.5(7cm)(12cm)sin49°

= 31.7cm². (1d.p.)

Answer Link

Otras preguntas

1.133 g of silver nitrate was heated in an open tube. The silver residue weighed 0.720 g. During the reaction 0.307 g of nitrogen dioxide was also produced. Th
how is a knoll formed
How do you work this problem?
Factor the expression -10x^2-41x-21
List the perfect squares between 100 and 500 that are even numbers
Which best describes Germany’s standard invasion strategy at the beginning of World War II?a. Attack with a combination of speed and overwhelming forceb. Intimi
If every positive number has two square roots and you can find the length of the side of a square window by finding a square root of the area, why is there only
Write equation in function form 2x+2y=8 and 6x-3y=12
A six−sided die, with sides numbered 1,2, 3,4,5, and 6, is tossed. What is the probability of tossing a number less than three?
Write equation in function form y-3x-11=0