The value of 2 in <em>2783</em> is <em>10</em> time the value of 2 in <em>7283</em>.
Bearing in mind that an isosceles triangle has twin sides, and coming out of the vertex they make twin angles at the base, check the picture below.
Answer:
B. 14 square feet
Step-by-step explanation:
just took the test
do: first of first bracket x first of 2nd bracket
+( first of 1st bracket x 2nd of 2nd bracket)
+(2nd of 1st bracket x 1st of 2nd bracket)
+ (2nd of 1st bracket x 2nd of 2nd bracket)
== 10n -16n +20n+32= 14n+32