Answer:
Perimeter = 180
Area = 1080
Step-by-step explanation:
Perimeter is length of all sides added together. 30+78+72 = 180
Area is the length times the height/2 for a triangle. 30*72/2 = 1080
I hope this helped <3
Its A or C because Angle AEC has to be bigger then 90 degrees
M = 9
7 times 9 equals 63 and then you add 8 it equals 71.
7x9=63+8=71
Answer:
ASA, ASA, SAS, SSS
Step-by-step explanation:
i think this is it
Answer:
x = (4r +3)/(r +2)
Step-by-step explanation:
Collect x terms, then divide by the coefficient of x.
x(r +2) = 4r +3
x = (4r +3)/(r +2)
