Answer:
90 degrees
A right angle is equal to 90 degrees. A line segment (AB) drawn so that it forms right angles with a line (CD).
Step-by-step explanation:
<span>c. JK
that is where the two planes intersect at
I hope this helps, good luck! :)</span>
⁹P₃=9×8×7=504; ¹⁰C₄=10×9×8×7÷(4×3×2×1)=210.
Answer:
Why Just why
Step-by-step explanation:
Answer:
use a calculator
Step-by-step explanation:
there for question b
