Answer:
Look below
Step-by-step explanation:
(a) The area of a triangle is:
The height of this triangle is h and it's base is 4+h so...
(b) If the height is 8 cm, then the base is 4+8 which is 12 cm so...
Answer:
the range is 765
Step-by-step explanation:
to find range you must find the largest and smallest number and subtract
Answer:
B.
Step-by-step explanation:
First convert the equation to slope-intercept form:
2x - 5y = 7
-5y = -2x + 7
y = 2/5 x - 7/5
So the slope of the given line is 2/5.
So the slope of a perpendicular line will be -1/ 2/5 = -5/2.
Take B:
5x + 2y = 3
2y = -5x + 3
y = -5/2.
So its B.