Multiply. 3/10 × (−4/5) enter your answer as a fraction, in simplified form, in the box.

What properties allow transformation to be used as a problem solving tool

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how