48 --> 48 ÷ 12 = 4
84 ---> 84 ÷ 12 = 7
48 factors ⇒ 1, 2, 3, 4, 6, 8, 12, 16, 24, 48
84 factors ⇒ 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84
GCF ⇒ 12
Yes, because if two angles of a triangle are equal, then the third angle must also be equal, because angles of a triangle always add to make 180°.
Answer: 9 gallons
<u>Step-by-step explanation:</u>
Set up the proportion, then multiply to solve for the variable.



9 gallons = x
Answer:
∠DCE is congruent to ∠CBA by the Vertical Angles Theorem and 15 over 5 equals 12 over 4 shows the corresponding sides are proportional; therefore, ΔABC ~ ΔEDC by the SSS Similarity Postulate.
Step-by-step explanation: