Answer:
X=1
Step-by-step explanation:
3x+1=4
3x=4-1
3x=3
x=1
Answer:
1st Option is correct
Step-by-step explanation:
Just keep adding 150 to see the results
Answer:
h has 4 lines x has 2 z has 3 c has none
Step-by-step explanation:
C is a rotational symmetry
DEF is a isosceles right triangle, so DE =EF. apply Pythagoras:
DF² = DE² + EF² , BUT DE = DF .then DB² = 2DE² = 28²
DE² = 28/2 = 14 and DE = √14 = 3.71 ≈3.7