Answer:
Step-by-step explanation:
Pretend you see a right triangle here. From the lower end of the line go up 5 and you will be on the same horizontal as the upper end of the line. Go over 6 units and you close your triangle. This is a right triangle with legs 5 and 6 units long. We are looking for the hypotenuse of this triangle. Use Pythagorean's Theorem:
25 + 36 = ??² and
61 = ??² so
?? = √61
Answer:
A
Step-by-step explanation:
Answer:
Step-by-step explanation:
1. Multiply both sides by 3.
2. Simplify 3 × 7 to 21.
therefor, the answer is x < -21
Answer:
B. 53.1 cm³
Explanation:
Here Given:
height: 11.5 cm
diameter: 4.2 cm
radius: d/2 = 4.2/2 = 2.1
Volume:
≈
Answer:
B. 1.14, -0.77
Step-by-step explanation:
As you know the quadratic formula gives you the solution to
ax² + bx + c = 0
as ...
Here, we have a=8, b=-3, c=-7, so the formula tells us the solution is ...