<span>ABC =22° because AB and BC are congruent
</span>
Step-by-step explanation:
for any matrix multiplication number of columns of first matrix should be equal to number of rows of second matrix.
For AB
A has 3 columns and B has 3 rows so it matches . Hence can be multiplied.
For BA
B has 2 columns and A has 2 rows it also matches so can be multiplied
Answer:
Step-by-step explanation:
x^2 - 4x + 20 = 0
x^2 - 4x = -20
x^2 = 4x - 20
x = 2x - 4.47
-3x = -4.47
x = roughly 1.5
Step-by-step explanation:
Scale factor is found by making a fraction of two numbers;
In this case, 3.5/2, since the dilated line is larger
Scale factor: 1.75 (simplified)
Given that QYprime is 4.125,
4.125 * (2/3.5)
= 2.357 (rounded)
Answer:
The profit is 937.50$ The manager subtracted 25% from januarary's profit not march's.
Step-by-step explanation:
1000 times 25% is 1250 - 25% = 937.50