<span>To get the Greates Common Factor (GCF) of 21 and 40 we need to factor each value first and then we choose all the copies of factors and multiply them:
<span><span>21: 3 7</span><span>40: 222 5 </span><span>GCF: </span></span>The Greates Common Factor (GCF) is: 1<span>
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Answer:
If two sides in one triangle are proportional to two sides in another triangle and the included angle in both are congruent, then the two triangles are similar.
Step-by-step explanation:
Answer:
yes
Step-by-step explanation:
because it will be easier if the they are like terms
20 percent for red. 31.25 percent for black.
