Answer:
C. Incomplete sentences
Step-by-step explanation:
27-(7x3)=6
27-21=6 Its 6 your welcome
This is usually used as a proof that triangles have 180°. Look at the attached figures. If you cut off angle A, angle B and angle C and rotate them so that their vertices touch, you form a half-circle out of them (or a straight line). We know that half a circle is 1/2 of 360° or 180; therefore all 3 angles in a triangle must add up to 180°.
The answer is C
$8.75+$13.50= $22.25