Answer:
Step-by-step explanation:
It is a solution because if you plug in 84 for b you get 84/12 = 7
Answer:1 1/6
Step-by-step explanation:
Answer:
feet
Step-by-step explanation:
Consider the attached figure.
An isosceles triangle is a triangle in which two sides are equal.
feet
According to Pythagoras theorem,
square of hypotenuse is equal to sum of squares of other two sides.

feet
Answer:
82.5cm²
Step-by-step explanation:
The volume of a triangular prism is : V = 1/2 * a * c * h
V = 1/2 * 3 * 5 * 11
= 165/2
= 82.5cm²
Answer:
12n-6
Step-by-step explanation:
hope this helps!