A.) 18 m
lets say u star at point A (0m from the start) it then moves to point B (20m from the start (20x1=20)) then it moves to point C (2m back from B making it 18m from A (.5x4=2))
Answer: Triangle ADB is congruent to CBD
Step-by-step explanation:
S1: Try to measure the sides to look alike.
S2: Compare your answers to someone in your class!!!
Answer:
you have to find common denominators first.
Step-by-step explanation:
24 is their common
8x2=16/24
3x3=9/24
your first fraction is larger!
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Answer:
(12,10)
Step-by-step explanation:
Answer:
x = 2 - 5
, x = 2 + 5
Step-by-step explanation:
x² - 4x = 71
to complete the square
add ( half the coefficient of the x- term )² to both sides
x² + 2(- 2)x + 4 = 71 + 4
(x - 2)² = 75 ( take the square root of both sides )
x - 2 = ± 
= ± 5 ( add 2 to both sides )
x = 2 ± 5
then
x = 2 - 5 , x = 2 + 5
