Answer:
(i) Yes
(ii) Yes
Step-by-step explanation:
We are given that
AB=AC
(i)D is the mid-point of BC
BD=DC
In triangle ADB and triangle ADC
AD=AD
Reason: Reflexive property
BD=DC
Reason:Given
AB=AC
Reason: Given
ADBADC
Reason:SSS postulate
Yes, triangle ADB is congruent to triangle ADC
(ii) Angle B=Angle C
Reason: CPCT
Yes , angle B=angle C
I'm confused, the answers are larger than the trail?
Answer:
y= 2-2x
Step-by-step explanation:
Isolate y.
4 hours? i may be wrong
i did - 60 * 15
seems about right, since 50% would be 7.5 hours?