8r 2 −5rt+2t 2 8, r, squared, minus, 5, r, t, plus, 2, t, squared from 4r^2+3rt-7t^24r 2 +3rt−7t 2 4, r, squared, plus, 3, r, t, minus, 7, t, squared

Step-by-step explanation:

We want to subtract from

This is given as:

Open the bracket

Collect like terms

Simplify

Therefore:

i think the answer is .36

step-by-step explanation:

what i did was only 2.88 divided by 8

the figures below are made out of circles, semicircles, quarter … find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations). remember that we'll also have to cut whatever areas we get in half, since we're only dealing im pretty sure that is the right answer

step-by-step explanation: