PLZ HELP WILL GIVE BARAINLIEST!!!!!!!!!! AND 20 POINTS!!!!!!!!!!!!!
1 answer:
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Answer:
m∠C = 38° (nearest whole number).
Step-by-step explanation:
To find the missing angle, use the Sine Rule.
<u>Sine Rule</u> (for angles)
where:
- A, B and C are the angles
- a, b and c are the sides opposite the angles
Given:
- A = 53°
- a = 18
- c = 14
To find m∠C, substitute the given values into the formula and solve for C:
Therefore, m∠C = 38° (nearest whole number).
Learn more about the sine rule here:
Answer:
Step-by-step explanation:
Given
-- height
--- base sides
Required
Determine the surface area
The net is not given. So, I will solve directly.
The surface area is calculated as:
So, we have: