Answer:
Step-by-step explanation:
the sum of 5x+20= 5(x+4)
and the opposite of 20 is negtive 20
The picture in the attached figure
we know that
m∠BXA =

°

'
m∠CXB =

°

'
m∠CXA = ?
m∠CXA = m∠BXA + m∠CXB
m∠CXA =

°

' +

°

'
m∠CXA =

°

'
therefore
the answer ism∠CXA =
°
'
Answer:
16
Step-by-step explanation:
distance between point x and z is 8 units
distance between point z and y is 4 units
8 * 4 = 32
formula for area of a triangle (l * w)/2
plugin: (8 * 4)/2 = 16