The answer for the question is C
Answer:
If no time is spent on homework, the test grade is approximately 72.
Step-by-step explanation:
Answer:
b= 55 degrees
c= 125 degrees
Step-by-step explanation:
So angle B and 55 degree angle are vertical angles to they are congruent and opposite
Angle C and angle b =180 so subtract 55 from 180 to get missing angle C as 125 degrees
Answer:
37 degrees
Step-by-step explanation:
1. m∠CBA = 71+45 = 116 degrees
2. m∠CBA = m∠CDA because of the quadrilateral property of opposite sides.
3. m∠CBA + m∠CDA = 2*116 = 232.
4. Total angle measure of a quadrilateral is 360 degrees, so m∠BAD + m∠BCD = 360-232 = 128 degrees.
5. m∠BAD = m∠BCD = 128/2 = 64 degrees
6. m∠BAC = m∠BAD - m∠CAD = 64 - 27 = 37 degrees