ANSWER
A=16
EXPLANATION
The radius of the circle is r=4 units.
The area of a triangle is

Both the height and the base of the triangle are radii, which is 4 units.
The area of the two isosceles right triangle is

Answer:
From the choices given, the most reasonable estimate is 25.
Step-by-step explanation:
5 sections on the spinner means there is a 1/5 chance of landing on any of the sections each spin.
This means landing on a section labeled 5 should happen 1/5(150) = 30 times. The closest option to this is 25.
Answer:
x^2 + x^5 + C.
Step-by-step explanation:
∫2x + 5x^4 dx
= 2 * x^2/2 + 5 * x^5/5 + C
= x^2 + x^5 + C.
Answer:
18.174x
Step-by-step explanation: