Answer:
So, BC = 5.6 cm
Step-by-step explanation:
Since its a right angled triangle,
taking 62 as reference angle,
cos62 = b/h
or, cos62 = AB/BC
or, cos62 = AB/12cm
or, cos62×12cm = BC
so, BC = 5.63
Answer:
20 units
Step-by-step explanation:
calculating volume of a rectangular prism is done by multiplying length x width x height. the prism is 5 units tall, 2 units wide, and 2 units long (or deep), so you multiply 5x2x2 to get twenty
When you divide you subtract exponents....so a^2
39/89 because of sohcahtoa