Answer:
301.44 cubic units
Step-by-step explanation:

Answer:
If i am not wrong the answer is 12
Answer:
An equilateral triangle is a triangle with equal sides and lengths. ^ <---- that is an example of a equilateral triangle *its incomplete has no bottom* A right triangle always has a right angle (= 90 degrees) in it no matter what. A equilateral triangle doesn't need to have a right angle.
Step-by-step explanation:
Answer:
x = 7 cm
Step-by-step explanation:
12x9 + 3x = 129
108 + 3x = 129
3x = 21
x = 7 cm