Answer:
21
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
the answer is 4 so d on edge .
There are two congruent triangles that are being formed from the lamppost, the light, the ground and the man. Always try to draw a picture for these types of problems. It helps a lot when solving. Your answer should be about 4.3ft
Answer:
7
Step-by-step explanation:
find the surface area of the base of the triangular pyramid:
(base x height) / 2 = (4 x 3.5) / 2 = 7 in²
From -∞ to -4 the blue line is above the X axis which means it is >0
The blue line is negative between -4 and -3
This would make the correct answer: F(x) > 0 over the interval (-∞,-4)