Answer:x>=-2
Step-by-step explanation:x is also equal to -2 as the dot is closed.
Answer:
The slant height of a regular pyramid is 
Step-by-step explanation:
we know that
The lateral area of a regular pyramid is equal to

where
LA is the lateral area
P is the perimeter of the base
l is the slant height
we have


substitute in the formula and solve for l




Answer:
D
Step-by-step explanation:
The y-intercepts are
(0,0) and (5,0)
The equation of the quadratic function is
f(t) = at(t-5)
Solving for a
12 = a(3)(3-5)
a = -2
The equation of the quadractic function is
f(t) = -2t(t -5)
f(t) = -2t² + 10t<span />
Answer:
Mathematics helps us understand the world and provides an effective way of building mental discipline. Math encourages logical reasoning, critical thinking, creative thinking, abstract or spatial thinking, problem-solving ability, and even effective communication skills.