• How will you represent in polynomial the perimeter of a triangle if the three sides of a triangle measures (3x + 10)cm, (2x + 5)cm and (3x + 5)cm? Note: Perimeter of a Triangle = S1 + S2 +S3
A. P = 3x + 20cm
B. P = 5x + 20cm
C. P = 8x + 20cm
D. P = 10x + 20cm
• What is the perimeter of the triangle given in question 1 if the value of is 2?
A. P = 36cm
B. P = 38cm
C. P = 40cm
D. P = 42cm
• Marco sold his watch and shoes for Php6000. If he receives twice as much money for the watch as he did for the shoes, how much money he received for the watch?
A. Php 2,000
B. Php 3,000
C. Php 4,000
D. Php 5,000
• Which of these best represents the perimeter of Pedro’s room if the length is ( x – 2)cm and the width is
x cm ?
A. P = (4x − 4)cm
B. P = ( x − 4)cm
C. P = (4x + 4)cm
D. P = ( x + 4)cm
• The product of 9 and a number is 45. Find the number
A. 6
B. 36
C. 5
D. 405
A. P = 3x + 20cm
B. P = 5x + 20cm
C. P = 8x + 20cm
D. P = 10x + 20cm
• What is the perimeter of the triangle given in question 1 if the value of is 2?
A. P = 36cm
B. P = 38cm
C. P = 40cm
D. P = 42cm
• Marco sold his watch and shoes for Php6000. If he receives twice as much money for the watch as he did for the shoes, how much money he received for the watch?
A. Php 2,000
B. Php 3,000
C. Php 4,000
D. Php 5,000
• Which of these best represents the perimeter of Pedro’s room if the length is ( x – 2)cm and the width is
x cm ?
A. P = (4x − 4)cm
B. P = ( x − 4)cm
C. P = (4x + 4)cm
D. P = ( x + 4)cm
• The product of 9 and a number is 45. Find the number
A. 6
B. 36
C. 5
D. 405
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Answer:
1) C
2) A
3) C
4) A
5) C
Step-by-step explanation:
1) P= 3x+10 + 2x+5 +3x+5 = 8x+20
2) P = 8(2)+20 = 16+20=36
3) x =shoes
2x= watch
x+2x = 6000
3x=6000
x= 2000 for shoes
2x = 4000 for the watch
4) P=2(L+W)
P = 2(x-2 + x)=2(2x-2)=4x-4
5) 9x=45
x=5