Answer:
obtuse, scalene
Step-by-step explanation:
1 obtuse angle makes the triangle obtuse all sides are different so it would be a scalene triangle
Answer:
m∆IED= 83°
m∆JFG= 87°
Step by step
m∆IED is 97° so if you subtract 97 from 180(a straight line) you would get 83°
and the same for m∆JFG if you subtract 93 from 180 you get 87°
hope this helps
Answer:

Step-by-step explanation:
Given
Shape: dome

Required
The surface area
This is calculated as:

So, we have:

