The first three terms in the expansion of (1-2x)^2 (1+ax)^6,in ascending powers of x , are 1-x+bx^2.Find the values of the constants a and b

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Acone with volume 1350 m³ is dilated by a scale factor of 1/3. what is the volume of the resulting cone? enter your answer in the box. m³

In the given triangle, ∠aed ∼ ∠ abc, ad = 6.9, ae = 7.2, de = 5.2, and bc = 10.2. find the measure of bd and ce. round your answer to the nearest tenth.