Answer:
12: 21 16:28
Step-by-step explanation:
4 pounds are equal to 7 packs. 4x3=12, and 7x3=21, and so on.
Answer:
A
Step-by-step explanation:
Consider Δ JKL and Δ GDF
If the ratios of corresponding sides are equal then the triangles are similar.
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= 
=
= 
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Since the ratios are equal then Δ JKL and Δ GDF are similar by SSS postulate.
Answer:
No
Step-by-step explanation:
4a=a*a*a*a
4a is 4 times the variable <em>a</em>, not the variable <em>a</em> added to itself 4 times.
27 square units is the answer
It’s negative 18 I’m pretty sure
Hope I helped