Answer: 100cm^2
Step-by-step explanation:
i took the test
Maybe 38/10. Transforming it into fractions, then in tenths
<span>y - x = -6
You want y alone on the left side, so add x to both sides.
y - x + x = x - 6
y = x - 6
</span>
Volume of the pyramid:
V = 1/3 · B · h
B = 8 ft²
tan 30° = height / 7√3
1/√3 = height / 7√3
height = 7 ft
V = 1/3 · 8 · 7 = 18.67 ft³ ≈ 19 ft³
Answer : D ) 19 ft³
