Answer:
75mm²
Step-by-step explanation:
Area of a triangle
1/2 × base × height
= 1/2 × 10mm × 15mm
= 75mm²
Answer:
See step by step
Step-by-step explanation:
The student found the cosine of angle A not the sine. Sine is Opposite/Hypotenuse. This student found Adjacent/Hypotenuse. The correct answer is Sin A= 12/13.
The value of m is -30 because once you get m on the one side the equation is 3m=-90 and once you divide -90 by 3 you get m=-30.