schoolishgeek
schoolishgeek
24-02-2017
Mathematics
contestada
Help, in much need of it. Check image.
Respuesta :
morgeron
morgeron
24-02-2017
since ∠1 and ∠2 are complementary...they add up to be 90°.
∠1 = (-2x + 54)
∠2 = (8x + 18) we add these two up
6x + 72 = 90 subtract 72 from both sides
6x = 18
x = 3 place the value of x into the ∠2 equation
(8x + 18) = 8(3) + 18 = 24 + 18 = ∠2 = 42°
Answer Link
VER TODAS LAS RESPUESTAS ( 39+ )
Otras preguntas
Which rock band apologized for automatically adding its new album to every iPhone 6 in 2014
Which organelle contains cristae where enzymes and electron carriers for aerobic respiration are found? select one: a. mitochondrion b. lysosome c. golgi appara
In the period leading up to world war i, how did nationalism unite or divide citizens?
Can anyone help me answer this Math question ?
Suppose nicole earns $20,000 per year, michelle earns $40,000 per year, and rosa earns $100,000 per year. under a regressive tax, who would pay a greater percen
The transfer of energy in moving liquids and gases occurs by the process called
The enzyme that unwinds a segment of the dna molecule is
Which is not an example of cell differentiation? a. a leaf cell divides as a plant leaf grows. b. a fertilized egg develops limbs and a head. c. stem cells from
While two forces act on it, a particle of mass m=3.2kg is it to move continuously with velocity (3m/s)i - (4m/s)j . one of the forces is F1 = (2N)i + (-6N)j . w
how does the Sun energy affect the moment of the global winds
