Q7.Solve 4 (m+3)=18
m=2/3
m=3/2
m=1/3
m=1
Q 8. _________angles have a common vertex and a common arm but no common interior points.
Adjacent angle
Complementary angles
Both
None of these
Q9. How many altitudes can a triangle have?
3
2
1
None of these
Answers
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the step by step explanation is given above for both the questions
question7. m=3/2
question 8. 3 Altitudes
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