Question

find the perimeter. simplify your answer. 10u+7, 4u, 4u, 10u+7

Explanation:

Step1: Sum all side lengths

Perimeter = $4u + (10u+7) + 4u + (10u+7)$

Step2: Group like terms

Perimeter = $(4u+10u+4u+10u) + (7+7)$

Step3: Combine like terms

Perimeter = $28u + 14$

Answer:

$28u + 14$