If the measures of two of the angles of a triangle are 42° and 48°, which of the following words best describes this triangle?

Choose one answer.

a. right

b. cannot be determined

c. obtuse

d. acute

Question

English

Parker Holden

19 December, 19:39

If the measures of two of the angles of a triangle are 42° and 48°, which of the following words best describes this triangle?

Choose one answer.

a. right

b. cannot be determined

c. obtuse

d. acute

+2

Answers (1)

Know the Answer?

Madelyn Lane · Answer 1

The correct answer is a. right

The sum of all three must be 180, and since one is 48 and the other is 42, then the remaining one is 90, meaning it's right. It would be obtuse if the remaining one was larger than 90, and acute if it was smaller than 90.

If the measures of two of the angles of a triangle are 42° and 48°, which of the following words best describes this triangle?Choose one answer.a. rightb. cannot be determinedc. obtused. acute

If the measures of two of the angles of a triangle are 42° and 48°, which of the following words best describes this triangle?

Choose one answer.

a. right

b. cannot be determined

c. obtuse

d. acute