Please help me solve I forgot how to solve this using the bedmas/pemdas form: 3x10+2xnegative2=???

Louis wants to carpet the rectangular floor of his basement.the basement has an area of 864 square feet.the width of the basement is 2/3 it's length. what is the length of louis's basement

What is the measure of angle 1? a.28 b.152 c.168 d.64

Urgent? will give brainliest given that the blue triangle is a right triangle, which expression correctly gives the area of the red square? a) a2 + b2 b) a2 - b2 c) a2 - c2 d) c2 - a2