Question

gr 7 math linkit! form a_34 34. what is the perimeter p of the triangle abc? a. p = 2a + b b. p = a + 2b c. p = 2ab d. p = \frac{ab}{2}

Explanation:

Step1: Recall perimeter formula

The perimeter of a triangle is the sum of the lengths of its sides.

Step2: Identify side - lengths

The side - lengths of triangle \(ABC\) are \(a\), \(a\), and \(b\).

Step3: Calculate perimeter

\(P=a + a + b=2a + b\)

Answer:

A. \(P = 2a + b\)