2. What is the perimeter of an isosceles triangle that has two sides that are 10 Inches long and a base that is 50% as long as either side? (An isosceles triangle is a polygon with 3 sides in which two of the sides are the same length.) Explain your reasoning and show all work. Be sure to include the units

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g