2 answers:
Since C is technically A and B combined, then without doing any math you know that the perimeter of C is 4 cm shorter than the total of A and B because the sides of A and B are connected :)
Answer:
8 cm
Step-by-step explanation:
When you combine the two figures, you 'block off ' two 4 cm segments at the joint ..... so the combined figure is<u> 8 cm less </u>
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Answer:
x = 4
Step-by-step explanation:
divide both sides by 52x + 5 = 13 subtract 5 from both sides 2x = 8 divide both sides by 2 x = 4
Answer:
Ehhh
Step-by-step explanation:
Answer:
f(5)=22
Step-by-step explanation:
since x=5 substitute 5 with x
f(5)=5(5)-3
multiply
f(5)=25-3
subtract
f(5)=22 :)
Answer:
B) P = 8x + 4
Step-by-step explanation:
Formula:
P= 2( l + w)
P = 2( x + 2 + 3x)
P = 2(4x + 2)
P = 8x + 4
divide both sides by 5
