Checking your Understanding
Read and analyze the following situation and then solve for the
correct answer.
1.) Mrs. Reyes, a grade 4 teacher, requested her pupils to
decorate a ribbon around their bulletin board. If the longer
side measures 3 meters and the shorter side measures 2
meters, how many meters of ribbon will
they use?
2.) What is the perimeter of a square with a side of 42 cm?
3.) What is the perimeter of a rectangular swimming pool
whose length is 7 meters and width is 3 meters?
4.) Mang Rogelio is fencing his trapezoidal garden. If the
garden's bases measure 4 m and 6 m and the remaining two
sides measure 5 m each. How many meters of wire are
needed to fence the garden?
ON
5.) Mr. Villan's vegetable garden measures 6 meters long and 5
meters wide. What is the total distance around the garden?
pls answer this my teacher is angry
Answers & Comments
Verified answer
Answer:
1. Perimeter = 2 (L + W)
P = 2 (3 + 2)
P = 2 (6)
P = 12 meters
2. Perimeter = 4a
P = 4 (42)
P = 168 cm
3. Perimeter = 2 (L + W)
P = 2 (7 + 3)
P = 2 (10)
P = 20 meters
4. Perimeter = a + b + c + d
P = 4m + 6m + 5m + 5m
P = 20m
5. Perimeter = 2 (L + W)
P = 2 (6 + 5)
P = 2 (11)
P = 22 meters