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Mathematics 20 Online
OpenStudy (anonymous):

i need help

OpenStudy (anonymous):

1. Identify the terms of the expression 7x + 4y + 1. (Points : 1) 1 7 and 4 x and y 7x, 4y, and 1 Question 2.2. Identify the coefficient of the term –3gh. (Points : 1) –3 3 g gh Question 3.3. Evaluate the expression if x = 3 and y = 6. 4x + 3y (Points : 1) 33 30 25 16 Question 4.4. The formula for the area of a triangle is A = ½bh where b is the base and h is the height. What is the area of the triangle shown here? right triangle (Points : 1) 72 in.2 90 in.2 180 in.2 360 in.2 Question 5.5. The expression 2l + 2w is used to find the perimeter of a rectangle with length l and width w. What is the perimeter of a rectangle with length 18 cm and width 3 cm? (Points : 1) 21 cm 24 cm 42 cm 54 cm

OpenStudy (anonymous):

1.) 1= constant 7 and 4= constant x and y= coefficient 7x, 4y, and 1= 7x and 4y are coefficients of 1

OpenStudy (anonymous):

2.) -3

OpenStudy (anonymous):

3.) 30

OpenStudy (anonymous):

4.) There is no right triangle shown.

OpenStudy (anonymous):

5.) 42 cm

OpenStudy (anonymous):

just the answers in one post please

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