Answer:
x=52
Step-by-step explanation:
90+34
124
180 (sum of all interior angles) - 124
56
x+72+56=180 (straight line)
x+128=180
-128 -128
x=52
*replace to verify*
52+72= 124
124+56= 180 (straight line)
Answer:
Step-by-step explanation:
Determine the dimensions of a rectangle if:
A = x2 – 19x – 90
Answer:
7/18
Step-by-step explanation
when multiplying fractions, you just multiply straight across.
so youd do the numerator (7*4=28) then the denominator (8*9=72)
so then youd have 28/72 which can be reduced to 7/18
The answer to this one is B. Good luck with life.