Answer:
by adding the circle of area below the doorknob and removing the surface area of the knob itself
Step-by-step explanation:
Answer:
Step-by-step explanation:
in tri ADC and tri BDC
∠ADC =∠BDC = 90
DC is common
AD = BD (given)
triangle ADC ≅ tri BDC by SAS congruency
hence AC = BC by CPCT ( congruent parts of congruent triangles)
hence, BC = 13
You never showed the triangle
Answer: A is 55 B is 101.25
Step-by-step explanation: