It’s the distributive property.
Two equivalent expressions are multiply 12+4x by 2= 24+8x, and divide 12+4x by 2= 6+2x
Move the decimal point twice to the right then you will have the whole number 176
5,7,8 they all equal 21, 21 divided by 3 is 7
Answer:
Triangle 1 -
, hypotenuse = 16

Triangle 2 -
, adjacent leg = 18

Triangle 3 -
, opposite leg = 12

Step-by-step explanation:
Each triangle is solved by means of trigonometric relations:
Triangle 1 -
, hypotenuse = 16



Triangle 2 -
, adjacent leg = 18



Triangle 3 -
, opposite leg = 12


