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Chapter 5: Q11 (page 169)

Find the perimeter of 鈻�RISK, ifRI=17 and IS=13.

Short Answer

Expert verified

The perimeter of a parallelogram is 60.

Step by step solution

01

Step 1. Consider a diagram below.

02

Step 2. Perimeter of a parallelogram.

The perimeter of a parallelogram with sides a and b is given by, P=2a+b.

03

Step 3. Apply a definition of perimeter of parallelogram.

Consider 鈻�RISKsuch that RI=17and IS=13. Therefore, the perimeter of a parallelogram is

P=2RI+IS=217+13=2脳30=60

Therefore, the perimeter of a parallelogram is 60.

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