find the perimeter of triangle ABC in which AB = 7 cm BC= 5cm CA = 9cm Question find the perimeter of triangle ABC in which AB = 7 cm BC= 5cm CA = 9cm in progress 0 Math Ella 2 weeks 2021-09-06T04:17:55+00:00 2021-09-06T04:17:55+00:00 2 Answers 0 views 0

## Answers ( )

Answer:perimeter=side+side+base

p=7+5+9

p=21cm

Answer:21cm

Step-by-step explanation:perimeter is sum of length of all sides

hence

AB+BC+AC=perimeter

7+9+5=21(cm)

hope that helps