Answer:
C
Step-by-step explanation:
Use Pythagorean theorem
X^2 + 44^2 = 55^2
X^2 = 55^2 - 44^2
= 3025 - 1936
X^2 = 1089
X = sqrt (1089)
X = 33
A. y=-2x+5
y=mx+b , m represents slope (-2), b represents y intercept (5)
5 meters
A=a+b/2*h
40=10+6/2*h
40=8h
h=5
