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20 votes
20 votes
∠A and \angle B∠B are vertical angles. If m\angle A=(2x-10) and m\angle B=(x+8)) then find the measure of \angle A∠A.

User MGX
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1 Answer

10 votes
10 votes

Answer:

2. Given the points A, B, C, D, calculate:

(a) the angle B of the triangle ABC

(b) the area of the triangle ABC

(c) the median BE of the triangle ABC

(d) the height AH of the triangle ABC

(e) the volume of tetrahedron ABCD

(f) the point E so that ABCE is a parallelogram.

A(-1, 2, -3), B(4, -1, 0), C(2, 1, -2), D( 3,4,5)​

Explanation:

User Anant Shah
by
2.8k points
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