- 3 Which expression is equivalent to
a-b
? Assume a = 0,0=
a-563
a'be
o ab12
1
a 6²
a 29
Im having difficulty here

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?

Determine the area of a triangle with (see picture below)