Please help me answer this question

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Find the area of the triangle shown 3 by 6

Revirite the formula to determine the area covered by one can of paint. alyssa and her father are going to paint the house this summer. they know they'll need 6 cans of paint. enter the correct answer. 000 done a formula that describes this scenario is (licierali 000 oo 6 w w = the total area of the walls p = area covered by a can of paint